Tasmanian tiger

2022 - 8 - 17

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Image courtesy of "Mother Jones"

Scientists aim to bring the Tasmanian tiger back from extinction (Mother Jones)

The thylacine was Australia's only marsupial apex predator. It once lived across the continent, but was restricted to Tasmania about 3,000 years ago. Dog-like ...

Euan Ritchie, a professor in wildlife ecology and conservation at Deakin University, said other outstanding questions included whether the project could do more to help threatened species than existing conservation genetics. If we do learn more about genetics that can be used to protect existing species, then all the better.” Corey Bradshaw, a professor in global ecology at Flinders University, believed it was unlikely to be successful. But Pask said they also hoped that their work could have a wider impact in helping to address On reproductive technology, Pask said: “We are pursuing growing marsupials from conception to birth in a test-tube without a surrogate, which is conceivable given infant marsupials’ short gestation period and their small size.” “I think it’s highly probable this could be the first animal we de-extinct,” Lamm told the Guardian. [fat-tailed dunnart](https://animalia.bio/fat-tailed-dunnart), and turning them into “thylacine” cells—or the closest approximation possible—using gene editing expertise developed by George Church, a professor of genetics at Harvard Medical School and Colossal’s co-founder. He believed the first joeys could be born in 10 years. Despite hundreds of reported sightings in the decades that followed, and The lab’s team has previously [sequenced the genome of a juvenile specimen](https://www.theguardian.com/science/2017/dec/11/thylacine-dna-reveals-weakness-kangaroo-tasmanian-tiger-genome) held by Museums Victoria, providing what its leader, Prof Andrew Pask, called “a complete blueprint on how to essentially build a thylacine.” The colorized thylacine footage was created by Australia’s National Film and Sound Archive It once lived across the continent, but was restricted to Tasmania about 3,000 years ago.

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Image courtesy of "The Dallas Morning News"

Dallas de-extinction company plans to bring back Tasmanian tiger (The Dallas Morning News)

Colossal Biosciences, a Dallas company pursuing plans to bring woolly mammoths back to the Arctic tundra, is setting its sights on bringing back another...

[In March](https://www.dallasnews.com/business/local-companies/2022/03/09/dallas-company-with-plans-to-bring-back-the-woolly-mammoth-secures-additional-60-million-in-funding/), Colossal secured $60 million from investors to accelerate development of its genetic tools and technologies. The timeline for the woolly mammoth is still five to six years, Lamm said. So there’s already been a lot of ripple effects that have happened as a result of the loss of the thylacine.” But excessive hunting, combined with factors such as habitat destruction and introduced disease, led to the rapid extinction of the species. Colossal has partnered with the University of Melbourne and its Thylacine Integrated Genetic Restoration Research Lab, headed up by Andrew Pask, the leading marsupial evolutionary biologist. “Our goal is to really identify species where de-extinction can help existing degraded ecosystems,” Lamm said.

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Image courtesy of "Austin American-Statesman"

Already trying to restore the mammoth, Austin entrepreneur's startup ... (Austin American-Statesman)

Colossal made headlines last year for plans to create a woolly mammoth hybrid. Now it's also trying to bring back an extinct marsupial.

He said the team is working on a chromosome-level assembly and has been able to put significant chunks of DNA back together. Austin remains a key location for the company and is home to its computational biology team. It's not like we have to break a law of biology or physics in order to achieve this." The specimen still has largely intact DNA and has in many ways acted as a starting template for the genome. The company has since added a lab and grown its staff. The company's first project, the wooly mammoth, builds on the work of Church, who along with his genetics team was able to successfully use a technology known as CRISPR to copy mammoth genes into the genome of an Asian elephant in 2015. If successful, the resulting hybrid would have many of the same traits as the ancient animal, according to the company. Removing species from an environment can also lead to changes in vegetation and even the overall environment like the directions of rivers, he said. "We've got the technology to actually correct that wrong to think about trying to bring some of those really important species back and that's something that we're incredibly passionate about. Colossal is partnered with a number of conservationists, nonprofits and experts, including nature gaming group Untamed Planet, Australian nonprofit WildArk, and the actors Chris Hemsworth, Luke Hemsworth and Liam Hemsworth, whose family has a history of supporting global conservation efforts such as returning the Tasmanian devil to mainland Australia. The animal is native to Australia, Tasmania and New Guinea and had previously roamed the Earth for millions of years before it officially went extinct in 1936, according to scientists. Colossal, a genetic engineering company, was formed last year with the goal of advancing the field of de-extinction and combating climate change.

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Image courtesy of "Popular Science"

A genetics startup wants to bring the Tasmanian tiger back from ... (Popular Science)

Genetics start-up Colossal Laboratories & Biosciences announces de-extinction effort to bring the Tasmanian tiger back to life.

Helgen was on the team that sequenced the [thylacine’s mitochondrial genome in 2009](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2652203/). [severe drought](https://journals.plos.org/climate/article?id=10.1371/journal.pclm.0000057), [historic bushfires](https://www.sciencedaily.com/releases/2022/08/220810161038.htm), [record-breaking floods](https://www.abc.net.au/news/2022-08-15/qld-weather-bom-releases-bushfire-summer-season-flooding/101334826), and [six mass bleaching events on the Great Barrier Reef](https://earthobservatory.nasa.gov/images/149666/great-barrier-reef-mass-bleaching-event). They are partnering with and investing in the University of Melbourne’s [Thylacine Integrated Genetic Restoration Research Lab](https://tigrrlab.science.unimelb.edu.au/) (TIGRR). The report underscores the need for a better framework for preserving biodiversity in the region to prevent further catastrophe. This species of dunnart will provide the living cells and genetic map that’s theoretically needed to theoretically create both a Tasmanian tiger genome that can create life and potentially a complete specimen. [native to New Guinea, the Australian mainland, and Tasmania for four million years](https://www.nma.gov.au/defining-moments/resources/extinction-of-thylacine). The [National Australia Museum](https://www.nma.gov.au/defining-moments/resources/extinction-of-thylacine) speculates multiple factors, including over hunting and the introduction of the dingo led to this first wave of extinction. [government even offering bounties for thylacine pelts](https://www.livescience.com/26756-tasmanian-tiger-extinction.html). The self-titled “de-extinction company” based in Dallas first made headlines [last September when with its plans to de-extinct the Wooly Mammoth.](https://www.popsci.com/health/crispr-woolly-mammoths/) By the late 19th and early 20th centuries, Europeans began to colonize the island of Tasmania—an island about 150 miles south of Australia. Throw in the same fight for dominance with dingoes and the Tasmanian tiger was doomed. [CRISPR gene-editing technology](https://www.newscientist.com/definition/what-is-crispr/) to bring back the southern marsupial.

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Image courtesy of "The Jerusalem Post"

Scientists, Hemsworths want to resurrect extinct Tasmanian tigers (The Jerusalem Post)

The effort will see the de-extinction of the thylacines and their reintroduction to Australia to bring balance to the ecosystem.

There are a number of reasons why this species in particular is the subject of de-extinction efforts. Exactly what prey they may have hunted is a matter of some dispute, though it is most likely they liked to prey on birds like emus. In fact, Colossal Biosciences has already announced plans to bring As a marsupial, the Tasmanian tiger possesses a considerably different lineage than cats or dogs. There were some in captivity but all breeding efforts failed. Despite this, the Tasmanian tiger was neither feline nor canine. By contrast, marsupials only nourish their fetuses with the in-uterine placenta for a much shorter period. Through some clever genetic engineering. The name thylacine is from its scientific name Thylacinus cynocephalus, which means dog-headed pouched-dog. Exactly why the Tasmanian tigers went extinct is a matter of debate, specifically regarding when and why they went extinct in New Guinea and mainland Australia. In the regions where they lived, thylacines dominated as an apex predator, similar to many wolves or big cats like tigers. Also known as a thylacine or sometimes as the Tasmanian wolf, the Tasmanian tiger was a carnivorous animal that lived in Australia as well as the neighboring islands of New Guinea and Tasmania.

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Image courtesy of "THE WEEK"

Scientists hope to revive the Tasmanian tiger from extinction (THE WEEK)

The scientists plan to recreate the creature by taking stem cells from a living marsupial species with similar DNA and then using gene-editing technology to " ...

The revival of the Tasmanian tiger would mark the first de-extinction event in history. According to them, the creature officially known as a thylacine could be reintroduced to the wild in 10 years. Scientists from the US are Australia are embarking on a multi-million dollar project to bring the animal back.

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Image courtesy of "Boing Boing"

Scientists bringing the back the extinct Tasmanian tiger (thylacine ... (Boing Boing)

The Tasmanian tiger (thylacine) was a beautiful carnivorous marsupial that went extinct in the 1930s in part due to human hunting and encroachment on the ...

[bring back the woolly mammoth](https://boingboing.net/2021/09/13/a-company-that-aims-to-revive-the-woolly-mammoth-raised-15-million.html). We are essentially engineering our dunnart cell to become a Tasmanian tiger cell," [University of Melbourne professor Andrew] Pask explained. (To this day though, people report occasional sightings in the region.) Now, researchers are planning to use genetic engineering to bring back the Tasmanian tiger.

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Image courtesy of "Interesting Engineering"

'Jurassic Park'? Scientists want to resurrect Australia's Tasmanian tiger (Interesting Engineering)

The last known marsupial officially called a thylacine, died in the 1930s. According to the team, the extinct thylacine can be recreated using stem cells and ...

"We are unlikely to get the full genome sequence of the extinct species, thus we will never be able to fully recreate the genome of the lost form. And thus the result will be a hybrid," Gilbert And we sure as hell need that in the wonderful citizens of our world if we are to survive into the future. "Our research proposes nine key steps to de-extinction of the thylacine. But the real benefit of such a project is the "awesomeness" of it, he added. What we don't need is yet more people disappointed (or) feeling cheated by science," he said. The last thylacine, named Benjamin, died from exposure in 1936 at the Beaumaris Zoo in Hobart, Tasmania. "We would strongly advocate that first and foremost we need to protect our biodiversity from further extinctions, but unfortunately we are not seeing a slowing down in species loss. The last known marsupial officially called a thylacine, died in the 1930s. Though the species was largely extinct on the Australian mainland by around 2,000 years ago, it had survived in Tasmania. "Andrew and his lab have made tremendous advances in marsupial research, gestation, thylacine imaging, and tissue sampling. It’s an incredible collaboration and project with far-reaching benefits for animal conservation efforts at large," Church

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Image courtesy of "USA TODAY"

Scientists are trying to bring back the Tasmanian tiger nearly a ... (USA TODAY)

Humans drove the Tasmanian tiger, or thylacine, to extinction last century. Now genetics researchers want to de-extinct the marsupial within a decade.

The lab has also identified [other surviving mammals with similar DNA](https://pursuit.unimelb.edu.au/articles/the-9-steps-to-de-extincting-australia-s-thylacine) to provide needed cells for the process. "We can generate living animals in a range of host species and potentially without the need for a host at all," he said. That means an embryo can be implanted in a host species and when born can be bottle-fed. "If we look at the modern-day habitat in Tasmania, it has remained relatively unchanged," wrote Pask, who has joined Colossal’s scientific advisory board. Andrew Pask, who oversees the TIGRR Lab, in a [resurrect a smaller mammal, the Christmas Island rat](https://www.usatoday.com/story/news/world/2022/03/10/bringing-back-extinct-christmas-island-rat/9452673002/).

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Image courtesy of "Chron"

Dallas scientists could bring the extinct Tasmanian tiger back to life (Chron)

Texas startup Colossal Biosciences, which aims to reintroduce the marsupial into the wild, previously announced plans to revive the woolly mammoth.

Pask claims the marsupial species could potentially be recreated using gene editing technology and could be reintroduced to the wild Professor Andrew Pask, who is leading the research from the University of Melbourne, says his lab says has already assembled the first complete genome of the animal using DNA from thylacines that had been preserved in alcohol. [Colossal Biosciences](https://colossal.com/thylacine/), a Dallas genetic engineering outfit that bills itself as a "de-extinction company," [announced Tuesday](https://www.businesswire.com/news/home/20220816005043/en/Colossal-to-De-Extinct-the-Thylacine-also-known-as-the-Tasmanian-Tiger-an-Iconic-Australian-Marsupial-That-Has-Been-Extinct-Since-1936) that it is partnering up with the Thylacine Integrated Genetic Restoration Research Lab at the University of Melbourne in Australia to work on resurrecting the thylacine, "a beloved Australian marsupial that was eradicated by human hunting."

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Image courtesy of "FOX 13 Tampa Bay"

Can the extinct Tasmanian tiger return? Genetic engineers hope so (FOX 13 Tampa Bay)

Dallas-based Colossal Biosciences, a genetic engineering and de-extinction company, said the animal was native to Australia and had roamed the Earth for ...

The Tassie Tiger’s extinction had a devastating effect on our ecosystem and we are thrilled to support the revolutionary conservation efforts that are being made by Dr. Scientists said the ecosystems have degraded since the tiger went extinct, which led to the spreading of diseases and an increase in wildfires and invasive species. They further hope to use advanced technology to preserve the species.

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Image courtesy of "WABC-TV"

Scientists plan resurrection of Tasmanian tiger, animal that's been ... (WABC-TV)

Scientists want to harness advances in genetics, ancient DNA retrieval and artificial reproduction to bring back the extinct Tasmanian tiger.

"And we sure as hell need that in the wonderful citizens of our world if we are to survive into the future. And thus the result will be a hybrid." That is the technology we will develop as a part of this project." It's possible, he said, that a genetically imperfect hybrid thylacine could have health problems and might not survive without a lot of help from humans. The team won't be able to exactly recreate the thylacine but instead will end up creating a hybrid animal, an altered form of thylacine. Recreating the full genome of a lost animal from DNA contained in old thylacine skeletons is extremely challenging, and thus some genetic information will be missing, explained Gilbert, who is also director of the Danish National Research Foundation's Center for Evolutionary Hologenomics. The fat-tailed dunnart is much smaller than an adult Tasmanian tiger, but Pask said that all marsupials give birth to tiny young, sometimes as small as a grain of rice. There will always be some parts that can't be changed," Gilbert said via email. So our ultimate hope is that you would be seeing them in the Tasmanian bushland again one day," he said. Biobanks of frozen tissue from living marsupial populations have been collected to protect against extinction from fires," Pask said via email. As the only marsupial apex predator that lived in modern times, it played a key role in its ecosystem, but that also made it unpopular with humans. We are essentially engineering our dunnart cell to become a Tasmanian tiger cell," Pask explained.

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Image courtesy of "WFLA"

Scientists plan to 'de-extinct' Tasmanian tiger eradicated a century ago (WFLA)

The same company that announced plans last year to "de-extinct" the woolly mammoth now hopes to do the same with the Tasmanian tiger, a beloved Australian ...

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Image courtesy of "CBS News"

Scientists hope to revive Tasmanian tiger from extinction (CBS News)

The team plans to take stem cells from a living marsupial species with similar DNA, and turn them into "thylacine" cells to "bring back" the extinct species ...

But when European settlers arrived on the island in the 1800s, they believed the thylacine, which looks like a dog and has stripes across its back, "I think we are looking at a decade or so to get the animal back. The thylacine was Australia's only marsupial apex predator. The project involves several complicated steps, but scientists say the marsupial can be recreated using stem cells and gene editing reproductive technology. This would take potentially another 10 years to be sure we are doing this as carefully as possible," Pask said. The team plans to take stem cells from a living marsupial species with similar DNA, and turn them into "thylacine" cells to "bring back" the extinct species – or a very close approximation of it – using gene-editing technology.

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Image courtesy of "PEOPLE.com"

Scientists Are Exploring How to Bring the Tasmanian Tiger Back ... (PEOPLE.com)

Researchers in the U.S. and Australia are teaming up to find a way to reintroduce the marsupial species, which went extinct in the 1930s.

After this, the marsupial only roamed free on the island of Tasmania until they were hunted to extinction. and Australia are undertaking a multi-million dollar project to revive the Tasmanian tiger population. Tasmanian tigers were classified as marsupials.

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Image courtesy of "KXAN.com"

Austin company trying to bring back the extinct Tasmanian tiger (KXAN.com)

The last wild Tasmanian tiger was killed between 1910 and 1920. It was heavily hunted, because it would eat livestock. The last known thylacine died at an ...

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Image courtesy of "Fox News"

Scientist want to resurrect the extinct Tasmanian tiger (Fox News)

Known as Thylacine, the carnivorous marsupial once roamed the Australian outback before the last known survivor of the striped species died in 1936. Scientists ...

Lamm's organization has also launched a $15 million project to bring the [woolly mammoth](https://www.foxnews.com/science/woolly-mammoth-resurrection-scientists-process) back from extinction. We are essentially engineering our dunnart cell to become a Tasmanian tiger cell," Pask claimed. Scientists now plan to use genetic technology, ancient DNA collection, and artificial reproduction to bring the tiger back. Now scientists are looking to bring them back from the dead. [MONARCH BUTTERFLIES ARE OFFICIALLY ON THE ENDANGERED SPECIES LIST](https://www.foxnews.com/us/monarch-butterflies-officially-endangered-species-list) Scientists will then use CRISPR gene editing technology to eventually create an embryo.

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Image courtesy of "Gizmodo"

A 'De-Extinction' Company Says It'll Bring Back the Tasmanian Tiger (Gizmodo)

The thylacine went extinct some time in the 20th century. What could take its place wouldn't be the same.

Because the thylacine went extinct before the advent of robust recording devices and camera traps, there’s no way to exactly know how the animal behaved in its native environment. One criticism of the current project is that it puts the return of extinct species (some long gone from this planet) before the health of extant species. And to do so ethically, and in a way that doesn’t risk the health of the new animals or the existing ecosystem, is even harder. Behavioral traits of extinct animals are far more difficult things to bring back than a creature that merely resembles what was lost, if we even get that far. Pask [told Scientific American ](https://www.scientificamerican.com/article/de-extinction-company-aims-to-resurrect-the-tasmanian-tiger/)that Colossal’s contribution to the project is “more than that”—but offered no more detail than that. Colossal’s contention is that the return of these extinct species would improve the health of entire habitats. These days, those two threats go hand-in-hand, and plenty of other large mammals are on the verge of disappearing, too, like the [critically endangered vaquita](https://gizmodo.com/with-only-10-vaquita-porpoises-left-theres-still-hope-1848879481). But what would be brought back wouldn’t be a thylacine, at least not exactly. The thylacine, which lived on the island of Tasmania, south of Australia, is a much more recent victim of extinction. The thylacine was the largest marsupial carnivore when it went extinct; it was an animal that hunted in the brush and bore live young prematurely, rearing them in a pouch on its belly. The front-of-mind question is how a company still working on its mammoth project can juggle the thylacine’s resurgence alongside it. The last known thylacine (Thylacinus cynocephalus, or Tasmanian tiger) died in Hobart’s Beaumaris Zoo in 1936.

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Image courtesy of "Phys.Org"

De-extinction company plans to bring back the Tasmanian tiger (Phys.Org)

Colossal Biosciences, a Dallas company pursuing plans to bring wooly mammoths back to the Arctic tundra, is setting its sights on bringing back another ...

[and] ecosystem management for the whole planet." "This will be absolutely changing the way that we think about The timeline for the wooly mammoth is still five to six years, Lamm said. So there's already been a lot of ripple effects that have happened as a result of the loss of the thylacine." "We lost this incredibly unique animal that sat right at the top of a food chain," Pask said. This is the second announced animal de-extinction project from Ben Lamm, co-founder and CEO of Colossal, which uses breakthrough gene-editing technologies for a new wave of wildlife and ecosystem conservation.

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Image courtesy of "The Indian Express"

Explained: How scientists are planning to 'resurrect' the extinct ... (The Indian Express)

While reviving an extinct species can restore ecological diversity and balance in an area, the science behind it has also come in for criticism.

While cloning is the most widely used method of de-extinction, genome editing and selective breeding are also considered effective ways. As the thylacine was the only apex predator in its ecosystem, its absence impacted the Tasmanian Devil, which was almost wiped out by a facial tumour disease. While all of these technologies already exist, this is the first time they will be developed for marsupials,” Pask told With an average body length of 2.4–3.5 inches, they are one of the smallest carnivorous marsupials. Once all the differences are identified, scientists will engineer the living cell’s DNA where it is different, essentially engineering the extinct species back. Also known as the apex predator for the same reason, its disappearance from the food chain resulted in Trophic Downgrading — causal degradation of an ecosystem that occurs when higher trophic level animals are removed from the food chain, resulting in loss or exponential growth of other species. For the de-extinction project, the scientists led by Dr. Scientists in the US and Australia have embarked on a $15-million project to resurrect the thylacine or Tasmanian Tiger, a marsupial that went extinct in the 1930s, using gene-editing technology. Following this, the Australian government declared the thylacine a protected species in July 1936. The sharply clawed animal had a dog-like head and ate kangaroos, other marsupials, small rodents, and birds. Interestingly, this is not the first attempt to revive thylacines. The initiative is supported by many, including actor Chris Hemsworth, an investor of Colossal.

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Image courtesy of "Technology Networks"

Meet the Scientists Bringing Back the Extinct Tasmanian Tiger (Technology Networks)

The biotech/genetic engineering company Colossal – co-founded in 2021 by renowned geneticist Professor George Church and serial entrepreneur Ben Lamm ...

While we aren't announcing a timeline yet for the thylacine, the gestational time for marsupials is measured in weeks compared to 22 months with elephants. However, we still lack the technology to take that tissue – create marsupial stem cells – and then turn those cells into a living animal. I have seen some people argue the word "de-extinction" over the last few years and, in my opinion, people should be less concerned with the semantics of the word and more concerned with developing tools to rapidly advance conservation and save species. We then sequence the genomes of our extinct animal and the closest relative and compare them. The best thing we can do to protect our ecosystems is to prevent species extinctions. From a Colossal perspective, we are interested in pursuing de-extinction projects where the reintroduction of the restored species can fill an ecological void that was created when the species went extinct and help restore the degraded ecosystem. But where a corner-stone species has been lost from that environment, the next best thing we can do is try to bring that animal back. Lastly, we are excited about how our work on the thylacine will lead to marsupial-focused conservation and gestational technologies that we weren't pursuing before starting on the project. Next the sequencing of those samples and assembly of the thylacine genome must be completed and then compared to genomes of its closest living relatives – in this case, the dunnart, as well as other dasyurids. In 2018, Pask and colleagues [published the first genome sequence](https://www.nature.com/articles/s41559-017-0417-y) of the Tasmanian tiger, data that is central to Colossal’s de-extinction project. The thylacine was eradicated as a result of direct human influence less than 100 years ago, rather than through natural processes such as those that led to the extinction of the dinosaurs. On the thylacine project, we are in the final analysis phase and will begin genetic engineering soon.

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Image courtesy of "Greek Reporter"

Extinct Tasmanian Tiger to be Brought Back to Life (Greek Reporter)

Almost 100 years after its extinction, scientists at The University of Melbourne are ready to try and bring the Tasmanian tiger back to life.

Follow GR on [Google News ](https://news.google.com/publications/CAAqLQgKIidDQklTRndnTWFoTUtFV2R5WldWcmNtVndiM0owWlhJdVkyOXRLQUFQAQ)and [subscribe here ](https://feedburner.google.com/fb/a/mailverify?uri=Greekreporter)to our daily email! [latest news](https://greekreporter.com/greek-news) from Greece and the world at [Greekreporter.com](https://greekreporter.com). These techniques are necessary in the usage of living stem cells to create embryos which can then successfully be transferred into a host species’ uterus. The fourth step is now in development with the TIGRR lab and the Australian Research Council. The essential first step in any de-extinction project and the likelihood of de-extinction of the animal is completely reliant on the quality and accuracy of that genome. All marsupials give birth to tiny young which complete development in the pouch while suckling milk. To date, the thylacine represents the highest quality extinct genome for any species (including the woolly mammoth and the dodo). This element is currently a major objective of the new TIGRR lab. The second step is one that has already been completed by the team. Almost 100 years after its extinction, scientists at The University of Melbourne are ready to try and bring the Tasmanian tiger (thylacine) back to life. Animals are vulnerable to extinction in such instances as the recent Australia bushfires, so such a bank would prove quite valuable. Among living marsupials at the time, the Tasmanian Tiger was unique.

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