These are the prettiest freshwater fish, from vibrant brook trout and pumpkinseed sunfish to majestic lake sturgeon. Check out how these species made our list!

Researchers caught a close-up video of a flying sea pig (aka, a sea cucumber), and it has what looks like 50 tiny hands.

Join us as we create a mesmerizing aquarium complete with a stunning artificial waterfall, deep in the heart of the jungle!

Many of us eat, hear about or see baby fish without ever considering their true adult size. A lot of fish that may seem small ...