Mudskippers break the rules of fish biology by breathing through their skin, walking on their fins and thriving on land where ...

Wild cod is a popular fish with rounder flakes than salmon, explains Swan. It has a mild, delicate flavor, making it one of the best fish to eat if you're new to seafood. Cod also has a noteworthy ...

Vitamin D is a fat-soluble vitamin critical for bone growth and cell development. Rainbow trout, salmon, sardines, tuna, mackerel, and herring are good sources.

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

Spots, warts, and parasites on fish can look alarming. Learn what common fish diseases look like and whether infected fish ...