By Andrew Hay May 1 (Reuters) - For the first time in decades, a radio-collared endangered Mexican wolf crossed from the U.S.

Wildlife advocates say wolves like Cedar could soon be trapped on one side of the border or the other, unable to roam.

CEO Ben Lamm says the effort could help protect dozens of endangered antelope species worldwide ...

The dire wolves brought back from extinction earlier this year are on track with their milestones and have surpassed their cousin wolves in size in the process. On Wednesday, Sept. 3, Rob Keyes of ...

A rare cross-border movement by an endangered Mexican wolf may be the last of its kind, conservationists warn, as U.S. border ...

A report published this month revealed that two wolves were killed in July.

Winter is coming ... and so are the dire wolves. The large canines — best known for being featured in the HBO series "Game of Thrones" — went extinct nearly 13,000 years ago. But they're now making a ...

Colossal Biosciences says it has been secretly working to resurrect the bluebuck — an antelope that’s been extinct for about ...

New border wall construction could make it even more difficult for wolves and other wildlife to continue roaming their ...