Fish like roach that migrate between lakes and streams have larger eyes with bigger pupils, improving vision in low light.

More than 102 million U.S. households own a dog or a cat, and thousands more have fish, birds, or reptiles. The resulting pet ...

Despite vast coastline, mismanagement and lack of investment keep fish meal from becoming sustainable alternative ...

Microplastics are in our water, air and seafood. It's been recently discovered to be in chewing gum, too. Here's what to know ...