Rana Pyrenaica
The Pyrenean frog or Pyrenees frog (''Rana pyrenaica'') is a species of frogs in the family Ranidae found in the Pyrenees mountains of France and Spain. Its natural habitats are fast-moving mountain streams and their surroundings. The IUCN lists it as "Endangered species, endangered". Description The Pyrenean frog is the smallest species of brown frog in Europe, with adults reaching a snout-to-vent length of about , females being slightly larger than males. The snout is blunt and rounded and the nostrils are more widely separated than are the eye bulges. The Tympanum (anatomy), tympani are small and not always visible and the dorso-lateral folds are fairly close together. The hind feet are completely webbed apart from the tip of the fourth toe. This frog is creamy-brown, buff, greyish-brown, reddish-brown or olive-grey with rather indistinct blotches of greenish-brown or brown. The hind legs are faintly barred. The upper lip is often noticeably pale and the throat and underparts a ...
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Frog
A frog is any member of a diverse and largely Carnivore, carnivorous group of short-bodied, tailless amphibians composing the order (biology), order Anura (ανοὐρά, literally ''without tail'' in Ancient Greek). The oldest fossil "proto-frog" ''Triadobatrachus'' is known from the Early Triassic of Madagascar, but molecular clock, molecular clock dating suggests their split from other amphibians may extend further back to the Permian, 265 Myr, million years ago. Frogs are widely distributed, ranging from the tropics to subarctic regions, but the greatest concentration of species diversity is in tropical rainforest. 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 (biology), taxonomy or evolutionary history. An adult frog has a stout body, protruding eyes, anteriorly-attached tongue, limb ...
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