We found a fish with what looks exactly like bright red lipstick and no, it’s not edited. This wild-looking species is 100% real and even stranger up close than you’d expect.

Near a river in the Democratic Republic of the Congo sat a temporary pond, doomed to dry up eventually. Inside swam a “rainbow” creature with “large” yellow eyes. Something about it caught the ...

There’s an invasive species of fish spotted in North Carolina that is so dangerous, officials in other states are advising those who catch them to kill them immediately. The northern snakehead ...

The cleaner wrasse joins humans, chimpanzees, dolphins, and a select few other animals that can pass a long-standing intelligence test.

It’s not something you expect to see in the wild—one fish appearing to rescue another! Caught on camera, this rare moment of aquatic behavior is sparking debate: was it instinct, coincidence ...

The invasive northern snakehead, which has recently been appearing in Missouri and other states, must be eradicated, officials say.

Bay Area city approves $175K plan to prevent another fish grave at popular lake By Madilynne Medina, News Reporter Updated March 12, 2025 4:32 p.m.

Wild fish can recognize individual divers Fish used visual differences between divers to recognize the person who rewarded them Date: February 18, 2025 Source: Max Planck Institute of Animal ...

Research over the years has sent sometimes disappointing and conflicting messages about whether fish oil supplements are worth it, our columnist says.