Off the coast of Brazil, a scuba diver captured something remarkable on video: a wrasse fish gripped a mollusk in its mouth, ...

Wrasse fish use hard surfaces as tools to crack open prey. This behavior shows flexible thinking and environmental awareness.

Scientists have debunked the belief that using tools is unique to mammals and birds, after documenting tropical fish that ...

And the global-warming-induced die-off of coral reefs is leaving this unique species without a place to hang its hat. The humphead wrasse is among the most prized species in the lucrative trade of ...

LIFE CYCLE: Humphead wrasse are long-lived for fish, known to survive for at least 30 years. FEEDING: Using their ultra-tough teeth, humphead wrasse consume hard-shelled species such as mollusks, ...

The slingjaw wrasse, Epibulus insidiator, is a species of wrasse with an astounding jaw. Its mouth can extend over half the length of the fish's body. The fish can protrude its jaws longer than ...

"Our hypothesis was that a fish accustomed to 20 degrees Celsius water could tolerate a maximum of, say, 35 C." Experts ...

But this robust trade is grim news for the Napoleon Wrasse, an endangered species of fish that is still being sold in at least two of Hong Kong’s biggest wet markets. The Napoleon Wrasse is one ...

Scuba divers have supplied scientists with 13 film clips and three detailed descriptions of coral reef fish using rocks as ...

A new study has found fish using tools to open shellfish. Tool use is when creatures use an item to achieve to a goal, like ...

“The findings might fundamentally overturn the common belief that fish lack minds.” For the experiment, the team used bluestreak cleaner wrasse, a species measuring more than 10 centimeters ...