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

Did you know some species of pet fish can live as long, if not longer, than dogs and cats? Learn how this wonderful species ...

Oily fish is rich in omega-3 fatty acids which help to thin the blood, reduce inflammation and aid brain function. Virtually every type of fresh, smoked or canned oily fish counts, but what you ...

Hobbyists and commercial aquariums are especially drawn to clownfish ... such as sea monkeys, that each type of fish wants to eat, and then had to figure out what size of zooplankton to feed ...