A clever tropical fish has flipped how biologists are thinking about memory, brains and visual recognition in the animal ...

“It looks like the fish has a large chunk of its skull missing—as though somebody took a little ice cream scoop and took a ...

When we say that someone is a “fish out of water,” we sometimes mean to suggest that they are uncomfortable or out of their ...

Ciguatera—a toxin that accumulates in reef fish—is a common cause of seafood poisoning. Learn which fish are safest to order ...