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This list of Anuran families shows all extant families of Anura. Anura is an order of animals in the class Amphibia that includes frogs and toads . More than 5,000 species are described in the order.
The list below largely follows Darrel Frost's Amphibian Species of the World (ASW), Version 5.5 (31 January 2011). Another classification, which largely follows Frost, but deviates from it in part is the one of AmphibiaWeb , which is run by the California Academy of Sciences and several of universities.
Family Ranidae – True frog, including Ceratobatrachidae, Dicroglossidae, Micrixalidae, Nyctibatrachidae, Petropedetidae, Phrynobatrachidae, Ptychadenidae, Pyxicephalidae Genus Afrana Genus Allopaa - see Family Dicroglossidae
This is a list of amphibians of Europe. It includes all amphibians currently found in Europe . It does not include species found only in captivity or extinct in Europe , except where there is some doubt about this, nor does it currently include species introduced in recent decades.
The Hyperoliidae, or sedge frogs and bush frogs, are a large family of small to medium-sized, brightly colored frogs which contain more than 250 species in 19 genera. Seventeen genera are native to sub-Saharan Africa. [ 1 ]
Frog populations have declined dramatically since the 1950s. More than one-third of frog species are considered to be threatened with extinction, and more than 120 species are believed to have become extinct since the 1980s. [202] Among these species are the gastric-brooding frogs of Australia and the golden toad of Costa Rica.
The adult male frog measures as much as 19.1 mm in snout-vent length and the adult female frog 20.5 mm. This frog has disks on the toes of all four feet. The skin of the dorsum is brown in color. The flanks are creamy tan in color with brown spots. The sides of the head are brown and yellow in color.
A few species deposit eggs on land or bypass the tadpole stage. Adult frogs generally have a carnivorous diet consisting of small invertebrates, but omnivorous species exist and a few feed on plant matter. Frog skin has a rich microbiome which is important to their health. Frogs are extremely efficient at converting what they eat into body mass.