A small yet dazzling fish with electric blue, orange and green patterns. Features bold yellow, blue, and white stripes, ...

A group of beachgoers made a rare sighting when they found an oarfish swimming alongside a beach in Mexico. The water animal, ...

While you may assume tuna's red color is an indicator of its freshness, it may be an indicator of something else entirely: a practice banned in other countries.

No, you can't cuddle them, but these fish sure are adorable. Here's what to know before adding them to your tank.