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True frogs is the common name for the frog family Ranidae. They have the widest distribution of any frog family. They are abundant throughout most of the world, occurring on all continents except Antarctica. The true frogs are present in North America, northern South America, Europe, Africa (including Madagascar), and Asia.
Most of the frogs belonging to this group are listed under the least concern section of the IUCN red list. However, there is a significant percentage of these frogs listed as data deficient, endangered, or critically endangered. Like most other amphibians, the frogs listed in this group can be particularly vulnerable to environmental change.
Rana (derived from Latin rana, meaning 'frog') is a genus of frogs commonly known as the Holarctic true frogs, pond frogs or brown frogs. Members of this genus are found through much of Eurasia and western North America .
Lithobates, commonly known as the bullfrogs, is a genus of true frogs, of the family Ranidae. [1] The name is derived from litho-(stone) and the Greek bates (βάτης, one that treads), meaning one that treads on rock, or rock climber.
Odorrana livida, also known as the green mountain frog, green cascade frog, Tenasserim frog, bright frog, large odorous frog, or large-eared rock frog, is a species of frog in the family Ranidae. [2]
Male Rana temporaria calling in a garden pond in Jambes, Belgium. The common frog or grass frog (Rana temporaria), also known as the European common frog, European common brown frog, European grass frog, European Holarctic true frog, European pond frog or European brown frog, is a semi-aquatic amphibian of the family Ranidae, found throughout much of Europe as far north as Scandinavia and as ...
The gopher frog (Lithobates capito) [2] is a species of frog in the family Ranidae, endemic to the south-eastern United States. It primarily inhabits the threatened sandhill communities, flatwoods , and scrub in the Atlantic coastal plain , [ 3 ] where it is usually found near ponds.
Depending on the situation, the spots may change color from the lighter gray/brown to a darker black spot. The colors on the frog's back are also used to attract mates. The shape of the frog's head is most commonly an oval with the mouth coming out to a slight specific point. Adult frogs range from 50 to 65 mm in length.