Human embryos briefly exhibit traits like tails and gill-like structures, revealing our evolutionary history and deep ...

As more species are admitted into the “smart” animals club, fish can be overlooked. While some archerfish were able to recognize computer-generated images of human faces in a series of ...

"If you can’t keep your fish, re-home it. Just don’t let it loose." After posting a photo of USFWS employee Corey Ketchum holding the fish — which appears to be significantly larger than a ...