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The foothill yellow-legged frog (Rana boylii) is a small-sized (3.72–8.2 cm or 1.46–3.23 in) frog [2] from the genus Rana in the family Ranidae.This species was historically found in the Coast Ranges from northern Oregon, through California, and into Baja California, Mexico as well as in the foothills of the Sierra Nevada and southern Cascade Range in California.
Lowland leopard frog * Rana aurora: Northern red-legged frog Rana boylii: Foothill yellow-legged frog Rana cascadae: Cascades frog Rana draytonii: California red-legged frog Rana luteiventris: Columbia spotted frog * Rana muscosa: Southern mountain yellow-legged frog Rana pretiosa: Oregon spotted frog * Rana sierrae: Sierra Nevada yellow-legged ...
The mountain yellow-legged frog (Rana muscosa), also known as the southern mountain yellow-legged frog, is a species of true frog endemic to California in the United States. [ 1 ] [ 2 ] It occurs in the San Jacinto Mountains , San Bernardino Mountains , and San Gabriel Mountains in Southern California and the Southern Sierra Nevada .
Tadpoles. R. draytonii is a moderate to large (4.4–14 cm or 1.7–5.5 in) frog. It is the biggest native frog species in the western United States. [10] The back is a brown, grey, olive, or reddish color, with black flecks and dark, irregular, light-centered blotches, and is coarsely granular.
University of California, Berkeley, CA, USA. Checklist of Amphibian Species and an Online Identification Guide for the Identification of Amphibians in North America north of Mexico; Scientific and Common Names of the Reptiles and Amphibians of North America – Explained; The IUCN Red List of Threatened Species
This makes the species even more unique, as PLOS One said, because other frogs that skip the egg step typically give birth to froglets, or baby frogs, but these frogs still give birth to tadpoles.
A new species of frog has been officially confirmed, close to 80 years after its existence was first theorized. The frog, Rana kauffeldi, is a type of leopard frog, and the process of establishing ...
The Sierra Nevada yellow-legged frog or Sierra Nevada Mountain yellow-legged frog (Rana sierrae) is a true frog endemic to the Sierra Nevada of California and Nevada in the United States. It was formerly considered Rana muscosa until a 2007 study elevated the more central and northern populations to full species status, restricting R. muscosa ...