Researchers have found a fish with a strange feature that makes it look almost like it has a human smile. Hidden beneath the water’s surface, the sheepshead fish reveals a set of teeth that seem far ...

The a-pacu-lypse is upon us. As if US waterways weren't teeming with enough invasive fish of late, a Texas angler caught a South American piranha relative with "human teeth" at a local lake on Sunday.

Fishermen in Greece are being paid a bounty to catch a toxic fish migrating north into the Mediterranean Sea and causing chaos for crews. The silver-cheeked toadfish is a torpedo-shaped species with ...