Cleaner wrasses (Labroides dimidiatus) thrive in coral reefs around the world. But they’re more than just another pretty face ...

Researchers at Osaka Metropolitan University in Japan have discovered a previously undiscovered behavior in cleaner wrasse (Labroides dimidiatus). When presented with a mirror, the tiny fish not only ...

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 ...

Researchers address criticisms to previous work by providing additional evidence to suggest the cleaner fish Labroides dimidiatus has Mirror Self-Recognition. Mirror Self-Recognition (MSR) is seen as ...

An Osaka Metropolitan University-led team has demonstrated that bluestreak cleaner wrasse (Labroides dimidiatus) check their body size in a mirror before choosing whether to attack fish that are ...

The cleaner wrasse fish (Labroides dimidiatus), responds to its reflection and attempts to remove marks on its body during the mirror test -- a method considered the gold standard for determining self ...

Mirror Self-Recognition (MSR) is seen as evidence for self-awareness and passing the mark test, in which animals touch or scrape a mark placed on their body in a location that can only be indirectly ...

A species of fish, the cleaner wrasse (Labroides dimidiatus), responds to its reflection and attempts to remove marks on its body during the mirror test—a method held as the gold standard for ...