So far, the list of animals known to be able to recognize their own reflection is slim, but now it seems the unsuspecting cleaner fish (Labroides dimidiatus) could be the latest addition. The rest of ...

The cleaner wrasse Labroides dimidiatus often touches 'client' reef fish dorsal fin areas with its pelvic and pectoral fins. The relative spatial positions of cleaner and client remain constant and ...

Nature is rife with charlatans. Hundreds of animals have evolved to look like other species in order to fool predators into thinking they're more of a threat, or to sneak up on unsuspecting prey. In ...

When humans need skincare, they visit clinics or spas. Fish, on the other hand, head to coral reefs’ natural “cleaning stations”—active gathering spots where they wait to be cleaned by smaller fish.

Sea lice attached to the skin of a wild salmon. Salmon farms have been plagued by parasitic sea lice (Lepeophtheirus salmonis) since they were first established in Norway in the 1960s. The small ...

Peacemakers should look to the cleaner fish as a role model. In the coral reef world at least, all it takes to keep an aggressive predator in check and bystanders safe is good service and a gentle rub ...