Add Yahoo as a preferred source to see more of our stories on Google. The bluestreak cleaner wrasse inspects itself in the mirror - Osaka Metropolitan University/PA Wire A tiny species of fish checks ...

For decades, scientists used a mirror experiment to explore whether animals could recognize themselves. In that test, ...

A shrimp scrap drifted down the face of a mirror, and a small reef fish tracked it like it was watching a slow-motion experiment. The fish, a blue-streak cleaner wrasse, had carried the shrimp upward, ...

Bluestreak cleaner wrasse are small, territorial fish that aggressively fend off intruders. But when they have access to a mirror, the fish size themselves up before deciding whether or not to fight.

Before squaring up for a fight, some fish check themselves out in the mirror to make sure they're big enough. This strange behavior was seen in bluestreak cleaner wrasse (Labroides dimidiatus), who ...

CNET editor Gael Fashingbauer Cooper, a journalist and pop-culture junkie, is co-author of "Whatever Happened to Pudding Pops? The Lost Toys, Tastes and Trends of the '70s and '80s," as well as "The ...

Before deciding whether or not to fight another fish, cleaner wrasse check their own reflection in a mirror and size themselves up. First, Taiga Kobayashi at Osaka Metropolitan University in Japan and ...

NEW YORK (AP) — Scientists report that a fish can pass a standard test of recognizing itself in a mirror — and they raise a question about what that means. Does this decades-old test, designed to show ...

In this undated photo provided by researcher Alex Jordan in February 2019, a cleaner wrasse interacts with its reflection in a mirror placed on the outside of the aquarium glass. The mirror itself ...