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The California red-legged frog is an important food source for the endangered San Francisco garter snake in San Mateo County. The California newt is often found with this species due to sharing habitat requirements and the newts eating their eggs. [12] The California red-legged frog primarily eats earthworms, beetles, flies, and other winged ...
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 .
These frogs (if one includes the two very closely related species, as discussed above) are the most common frogs on the West Coast of North America. Although Pacific tree frogs remain abundant, some other species found in the same areas, such as California red-legged frogs, are declining. Most populations of tree frogs appear healthy, and they ...
They are largely nocturnal and feed on insects and other invertebrates, as well as small vertebrates, including frogs. They spend much of their time in water and are relatively bold. During hot weather they are normally found sitting in moist or wet places, presumably to avoid desiccation.
The species breeds at a similar time of year as many other leopard frog species. The frogs commence migrations in February and March. As the air temperature rises in March and April, males begin consistent nocturnal choruses of mating calls, though both sustained diurnal and nocturnal choruses have been observed.
Species Common name Pseudacris cadaverina: California chorus frog Pseudacris hypochondriaca: Southern Pacific chorus frog Pseudacris regilla: Northern Pacific chorus frog Pseudacris sierra: Central Pacific chorus frog
The bronze frog grows up to 2–4 in (5.4–10.2 cm). Distinguishing characteristics include a bronze to brownish body, a white belly with dark, irregular blotches, and a bright-green upper lip and nose. Males may have yellowish throats. Bronze frogs are smooth-skinned, like all true frogs. They have long hind legs with webbed toes.
It is grey or light brown on its dorsum with darker blotches, and has a whitish venter. It is yellow on the undersides of its legs, groin, and lower abdomen; males of the species have a dusky-yellow throat. The California tree frog has conspicuous toe webbing and pads, and its dorsal skin is roughened and warty. It is 2.9–5 cm (1.1–2.0 in ...