Colossal Biosciences announced it has genetically engineered the Colossal Woolly Mouse.
Colossal Biosciences announced it has genetically engineered the Colossal Woolly Mouse.
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Colossal BioSciences genetically engineers mouse with warm coat taken from woolly mammoth’s genes

  • Posted byby Dean Takahashi
  • Updated
  • 4 min

Fresh from raising $200 million, Colossal Biosciences announced it has genetically engineered the Colossal Woolly Mouse, with a warm coat taken from the genes of the extinct woolly mammoth.

Dallas and Boston-based Colossal Biosciences is has engineered key mammoth-like traits into the mice so they can adapt to life in cold climates. This means the company is making strides in the scientific breakthroughs toward “de-extinction,” or bringing back extinct species like the woolly mammoth, thylacine and the dodo.

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Written by

Dean Takahashi

Dean Takahashi is editorial director for GamesBeat. He has been a tech journalist since 1988, and he has covered games as a beat since 1996. He was lead writer for GamesBeat at VentureBeat from 2008 to April 2025. Prior to that, he wrote for the San Jose Mercury News, the Red Herring, the Wall Street Journal, the Los Angeles Times, and the Dallas Times-Herald. He is the author of two books, "Opening the Xbox" and "The Xbox 360 Uncloaked." He organizes the annual GamesBeat Next, GamesBeat Summit and GamesBeat Insider Series: Hollywood and Games conferences and is a frequent speaker at gaming and tech events. He lives in the San Francisco Bay Area.