The expansion of gray wolf populations is upending California cattle operations, leading to millions of dollars in losses for ...

A gray wolf who was part of a group of wolves brought to Colorado earlier this year has died in a different state.

The private company Colossal Biosciences claims to have resurrected dire wolves through genetic editing. The resulting trio, ...

In the quiet countryside of Elbert County, Colorado, a rancher stumbled upon something far more sinister than a coyote in his ...

Scientists say the Trump administration’s embrace of de-extinction won’t help endangered species like the Great Lakes gray ...

The wolf was one of 15 relocated from Canada to Colorado in January and is the second of that group to die recently in ...

Colossal Bioscience says it has “de-extincted” the dire wolf, but other scientists disagree and say more important ...

Over the last month, two of Colorado’s latest gray wolf transplants were killed after crossing the border into Wyoming. Colorado Parks and Wildlife expects these types of movements into other states ...

Colossal Biosciences says it used novel gene-editing technology to alter gray wolf DNA to breed the animals. Dire wolves ...