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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.
Pelophylax nigromaculatus (formerly Rana nigromaculata), is a species of true frog found in East Asia, first described in 1861. This widespread and common frog has many common names, including dark-spotted frog, black-spotted pond frog, and black-spotted frog. [1] [2]
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.
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. Many other genera were formerly included here.
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 ...
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.
Pelophylax is a genus of true frogs widespread in Eurasia, with a few species ranging into northern Africa. This genus was erected by Leopold Fitzinger in 1843 to accommodate the green frogs of the Old World, which he considered distinct from the brown pond frogs of Carl Linnaeus' genus Rana.
Lithobates sphenocephalus [1] [3] or Rana sphenocephala, [4] [5] [6] commonly known as the southern leopard frog, is a medium-sized anuran in the family Ranidae (the true frogs). The southern leopard frog is one of the 36 species currently or formerly classified in the Rana genus found in North America. [ 7 ]