Tim Andrews was among the world's first recipients of a genetically modified pig kidney a year ago. Now, he is the first in ...

I n August 1939, just a few weeks before the outbreak of the Second World War, a scattering of ivory mammoth fragments was ...

Killing the protected animals may be the only way to stop them from eating too many of the Pacific Northwest’s endangered ...

Colorado Parks and Wildlife ends search for mountain lion in fatal attack. Trail reopens with signage. Mountain lions in area ...

State wildlife officials have ended a search for a third mountain lion in the area of north-central Colorado where a solo ...

A woman who was killed in a suspected mountain lion attack in Larimer County has been identified, and authorities have called ...

Colorado Parks and Wildlife has ended the active search for a third mountain lion in the area of the fatal attack on a woman ...

Human DNA was found on the paws of one of the lions that was killed after authorities searched for the animals involved in ...

Human DNA was found on all four paws of a subadult male mountain lion, CPW said on Monday, adding that they suspect "a family group was responsible." Here's the latest on this incident. LARIMER COUNTY ...

Oftentimes referred to as the “king of the jungle,” lions are highly social and intelligent creatures. These big cats are also critical to maintaining the health of their ecosystem. Portrait of a ...