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Frogs account for around 88% of extant amphibian species. They are also one of the five most diverse vertebrate orders. Warty frog species tend to be called toads, but the distinction between frogs and toads is informal, not from taxonomy or evolutionary history.
The Columbia spotted frog (Rana luteiventris) is a North American species of frog. It is a medium-sized frog reaching lengths of up to 3 + 1 ⁄ 2 inches (90 cm). Its color ranges from a dark, olive green to light brown with irregularly-shaped black spots on its back and legs (rendering its name).
The marsupial frogs are a disputed family (Amphignathodontidae) in the order Anura. [1] When treated as a separate family, it consists of two genera, Gastrotheca and Flectonotus. [2]
Edible frog Ätlig groda: Female adults are 5 to 9 centimetres (2 to 4 in) long and males are 6 to 11 centimetres (2 to 4 in) long. It is a fertile hybrid of the Pool Frog and the Marsh Frog. Pelophylax lessonae: Pool frog Gölgroda: Rana arvalis: Moor frog Åkergroda: Rana dalmatina: Agile frog Långbensgroda: Rana temporaria: Common frog ...
The marsh frog (Pelophylax ridibundus) is a species of true frog and the largest frog native to Europe; females of this sexually dimorphic species may be up to 17 centimetres (6.7 in) long. The marsh frog feeds mainly on insects, but it also eats smaller amphibians, fish, and rodents.
The world's largest frog is the goliath frog of West Africa—it can grow to 15 inches (38 centimeters) and weigh up to 7 pounds (3.2 kilograms). One of the smallest is the Cuban tree toad, which ...
Most of these characteristics are not common between all the families of Archaeobatrachia, or are not absent from all the modern species of frogs. However, all archaeobatrachians have free vertebrae, whereas all other species of frogs have their ribs fused to their vertebrae. The Neobatrachia comprise the most modern species of frogs.
It belongs to a lineage believed to have given rise to the three living branches of amphibians - frogs, salamanders and limbless caecilians. Creature named for Kermit the Frog offers clues on ...