Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same ...

An invasive species of crab that's native to East Asia and is known for their ability to climb vertical structures has been ...

The Missouri Department of Conservation (MDC) has issued a stern warning about the northern snakehead fish. This predatory ...

An "odd-looking" deep-sea fish recently washed ashore on an Oregon beach to the surprise of a local aquarium. The Seaside ...

Imagine a world where the ocean is so cold that most life would freeze within minutes, yet one remarkable creature swims ...

These are the most visually stunning IGFA world record fish of 2024, including giant snakeheads from Thailand, and snubnose pompano from Seychelles.

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!

A fisherman reeled in a strange-looking sea creature with hairy claws from an Oregon river, wildlife officials said. It ended ...

who loved the species so much that his artwork immortalized it. However, Troll was not the only one curious about this strange fish. More than a decade after the first specimen was discovered ...