Nicknamed the "French fry of the lake," smelt are a bite-sized, mild-flavored fish that are best served lightly dredged ... school of smelt to feed a crowd. Cleaning a bunch of tiny fish can ...

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 ...