Adenomera ajurauna is a species of frog in the family Leptodactylidae. It is endemic to Brazil.
Description This frog measures 17.18–19.95 mm in snout-vent length. The skin of the dorsum is brown in color. This frog has a dark brown throat. The iris of the eye is bronze in color. Some individual frogs are lighter in color. These have a triangular intraorbital mark.
Etymology Scientists named this frog ajurauna from the indigenous Tupi language's ajura for "throat" and una for "black."
Habitat This frog lives in Atlantic forest biomes. It has also been seen in forest fragments and next to eucalyptus tree farms. Scientists have seen this frog between meters above sea level.
Scientists have seen these frogs in protected places, including Parque Estadual da Serra do Mar and Parque Estadual Carlos Botelho.
Reproduction The male frog perches on the ground or leaf litter and calls to the female frogs. This frog deposits its eggs in holes underground, where the tadpoles develop.
Threats The IUCN classifies this frog as least concern of extinction. In some places, people build towns in the frog's habitat.
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