Scientists found a 307 million-year-old fossil, Tyrannoroter heberti, revealing one of the earliest known land vertebrates ...

Quick Take Preventing a second digestive pass in rabbits guarantees severe nutrient deficiency and poor gut health.

Whales are mighty. Blue whales, for example, aren’t only the largest animal on Earth, but as far as we know, they’re the largest animal that’s ever existed on Earth—and that includes dinosaurs.

In 2021, a 9-month-old tiger named India made national headlines after being seen roaming a Houston neighborhood and sending officials on a dayslong search. Most recently, a renegade heifer escaped ...