WebCalifornia red-legged frogs are the largest frogs native to California, reaching sizes upwards of 4.5 inches in body length. Adult frogs are variable in color but are often characterized by the rich red coloration of the lower … WebGeneral Description The California red-legged frog (Rana aurora draytonii), is a relatively large aquatic frog ranging from 4 to 13 centimeters (1.5 to 5 inches) from the tip of the snout to the vent. From above, the California red-legged frog can appear brown, gray, olive, red or orange, often with a pattern of dark flecks or spots.
Frog and Toad Behavior and Life History - Reproduction - California …
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SPECIES SURVEY GUIDELINES (2 SPECIES) - U.S. FISH & WILDLIFE …
WebJan 22, 2024 · Our collaborative team of scientists is utilizing the calls of California Red-Legged Frogs in Baja California, Mexico, to monitor the peaks of reproductive activity in this threatened species. During last year’s breeding season our team conducted an extensive egg mass survey and found more than 20 egg masses in one stream and pond … WebCalifornia Red-legged Frogs, upper left and lower right, and a Foothill Yellow-legged Frog, bottom middle, all in the same creek in Santa Clara County. © Owen Holt Juveniles Sub-adult, Contra Costa County Juvenile, Contra Costa County Juvenile, Contra Costa County Juvenile, Contra Costa County Sub-adult, Contra Costa County The California red-legged frog (Rana draytonii) is a species of frog found in California (USA) and northern Baja California (Mexico). It was formerly considered a subspecies of the northern red-legged frog (Rana aurora). The frog is an IUCN near-threatened species as of 2024, has a NatureServe conservation status of imperiled as of 2015, and is a federally listed threatened species of the United States that is protected by law. tinned battery cable