Cleaner fish facts for kids
Cleaner fish advertise their services with conspicuous coloration, often displaying a brilliant blue stripe that spans the length of the body. This adaptation has evolved independently in different species of cleaner fish, making it an example of convergent evolution.
Other species of fish, called mimics, imitate the behavior and phenotype of cleaner fish to gain access to client fish tissue. This is another example of convergent evolution. There is the sabre-toothed blenny. It mimics cleaner fish but in fact bites off pieces of fin.
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The bluestriped fangblenny is an aggressive mimic of the cleaner wrasse.
Cleaner fish Facts for Kids. Kiddle Encyclopedia.