Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...

Officials are searching for multiple vervet monkeys that have been on the loose in St. Louis for several days. Missouri’s ...

While they don't write love letters, there’s no doubt animals form deep and enduring friendships and use many different ways ...

The furries will be returning to Pittsburgh in less than six months, with the organization announcing the nonprofit ...