Humans have been selectively breeding cats and dogs for thousands of years to make more desirable pets. A new startup called ...

EXCLUSIVE: Great news for Blue Bloods fans — one of the beloved drama’s signature characters, Donnie Wahlberg’s Danny Reagan, will be back on CBS with a new ‘Blue’ cop show in a new city.

WATCH: Sharks biting alligators, the most epic lion battles, and MUCH more. Enter your email in the box below to get the most mind-blowing animal stories and videos delivered directly to your inbox ...