Very few animals are known to recognise themselves in the mirror, but scientists believe a small tropical fish may possess a more sophisticated type of self-awareness only ever seen in humans.

The Hawaiian pom-pom crab is found only in Hawaii. This endemic crab is easily missed by divers and snorkelers as it hides primarily under rocks or ledges. Maui Ocean Center photo As we head into ...

such as the bluestreak cleaner wrasse (Labroides dimidiatus), to act as vectors for parasites. A study demonstrated that while these cleaners can resist some parasites, they can also temporarily ...

The researchers documented the behavior of the cleaner wrasse (Labroides dimidiatus), a coral reef species famous for its symbiotic grooming—it eats parasites residing on other fish—in front of its ...

Now, in a study published on September 30 in Communications Biology, researchers have found that fish known as cleaner wrasse (Labroides dimidiatus) also behave differently when watched. Females were ...

For the experiment, the team used bluestreak cleaner wrasse, a species measuring more than 10 centimeters long that inhabits waters off Wakayama Prefecture and the southwestern Nansei Islands.