Brachycephalus pulex

Species of tiny frogs

Brachycephalus pulex, also known as the Brazilian flea toad and the Serra Bonita flea toad, is a species of small frogs in the family Brachycephalidae. It is one of more than 35 named species within the genus Brachycephalus. It has been suggested to represent the smallest known vertebrate, with an average snout–vent length of 7.10 millimetres (0.280 in) in mature males.

This keyword could refer to multiple things. Here are some suggestions: