A finger-length fish has reignited a long-running debate about self-awareness, cognition and how much we’ve underestimated ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. With a color palette brighter than a bag of Skittles, you’d think ...

Chimps do it, birds do it, and now it turns out that fish do it, too - they all use tools of one kind or another to catch whatever they need to eat. Giacomo Bernardi, an evolutionary biologist at UC ...

With sumptuous, fleshy lips and a bulbous, protruding forehead, the humphead wrasse is an unforgettable fish. This enormous, colorful coral-reef dweller is slow to reproduce, making it vulnerable to ...

Controversial new research shows that a tiny, unsuspecting species of fish can pass a test that’s widely considered the gold standard of intelligence. As far as we can tell, only a few of the most ...

Change, an inevitable and natural aspect of life, is occasionally dramatic or surprising. Wrasses comprise one of the largest families (Labridae) of fish and are ubiquitous inhabitants of tropical ...

The rock-mover wrasse grows to be 12 inches long, but the babies look more like a piece of limu (seaweed) than a fish. The two-inch-long baby rock-movers have branching fins that grow out from their ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. Please ...

A cleaner wrass with an island jack customer. Select an option below to continue reading this premium story. Already a Honolulu Star-Advertiser subscriber? Log in now to continue reading. Not all fish ...

It’s not easy for fish to clean themselves, without limbs or digits to scrub those hard-to-reach places. Fortunately for them, coral reefs come with cleaning stations. At particular sites, an itchy ...

Scientists found an orange-eyed ocean animal at markets in the Philippines and discovered a new species, a study said. Photo shows a representative market. Photo from Emile Guillemot via Unsplash ...