The California red-legged frog is the largest native frog in the western United States. Named for its red abdomen and hind legs, the frog was once found in 46 counties stretching from …

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 …

Orange: Historic range in California of Rana draytonii - California Red-legged Frog (Now absent from most of southern California and the Sierra Nevada.) Red: range of Rana aurora - …

California red-legged frog Distribution The California red-legged frog was originally found over most of California below 5000 feet, and west of the deserts and the Sierra Nevada crest. …

Distribution Historically, California red-legged frogs were found throughout California from Mendocino County in the north to Baja California in the south, and scattered through the …

Mar 19, 2021 · An adult California red-legged frog. National Park Service What’s the Problem? The exact reason for the decline of the California red-legged frog in Southern California is …

The California red-legged frog is the largest native frog in the western United States.

The California red-legged frog and northern red-legged frog were once both classified as subspecies — Rana a. draytonii and Rana a. aurora , respectively — of the red-legged frog ( …

The California red-legged frog is a rare amphibian species found almost exclusively in the state of California. It’s well-known for being the frog featured in Mark Twain's short story The …

Northern red-legged frog (R. aurora) eggs are typically submerged whereas California red-legged frog (R. draytonii) eggs are in contact with waters surface (Hayes and Kremples 1986). Water: …