Over the last month, two of Colorado’s latest gray wolf transplants were killed after crossing the border into Wyoming.

A tense scene unfolded in Yellowstone National Park when a group of gray wolves from the Junction Butte pack attempted to ...

“A grey wolf is the closest living relative of a dire wolf - they're genetically really similar - so we targeted DNA sequences that lead to dire wolf traits and then edited grey wolf cells.

This breakthrough, involving genome-editing grey wolf embryos, marks a significant ... Today, they reside on a 2,000-acre preserve known as "Zone Alpha" in northern United States, a protected ...

Colossal Biosciences says it used novel gene-editing technology to alter gray wolf DNA that led to the birth of the pups. Dire wolves recently featured prominently in the HBO series Game of Thrones.

Three genetically engineered wolves that may resemble extinct dire wolves are trotting, sleeping and howling in an undisclosed secure location in the U.S., according to the company that aims to ...

(Colossal Biosciences via AP) Then the scientists took blood cells from a living gray wolf and used CRISPR to genetically modify them in 20 different sites, said Colossal’s chief scientist Beth ...

"What Colossal have produced is a gray wolf with dire wolf-like characteristics, this is not a de-extincted dire wolf, rather it's a 'hybrid,' and importantly, it's what they think are the ...