There are some amazing wild animals that not only hybridize, but their offspring can successfully produce young as well.

A good way to start an argument among biologists is to ask them what seems a simple question: "What is a species?" To evolutionary theorists, a species is a fundamental unit, and transitions between ...

For more on big cats, tune in to Big Cat Week, premiering Monday, Feb. 20, at 9/8c on Nat Geo WILD and learn more about the National Geographic Big Cats Initiative, a global initiative that supports ...

Eleanor has an undergraduate degree in zoology from the University of Reading and a master’s in wildlife documentary production from the University of Salford. Eleanor has an undergraduate degree in ...

Unlock access to every one of the hundreds of articles published daily on BroadwayWorld by logging in with one click. Tyler the tigon was terribly rare. A big cat like him isn't found everywhere.