zoom_in Click to enlarge

California Red-legged Frog

▲ ▼

description California Red-legged Frog Overview

The California red-legged frog (Rana draytonii) is a moderate to large amphibian endemic to California and Baja California, recognized as the largest native frog in the western United States. It inhabits ponds, marshes, and streams, relying on dense vegetation for cover. Due to habitat loss, water pollution, invasive predators like the bullfrog, and disease, it has been listed as a federally threatened species. It holds cultural significance as the subject of Mark Twain's short story.

help California Red-legged Frog FAQ

Is the California red-legged frog the largest native frog in the western United States?

Yes, Rana draytonii is recognized as the largest native frog in the western U.S., with adults growing to over 10 centimeters in length. They are heavily built amphibians known for the distinct red coloring on the underside of their legs.

Is the California red-legged frog endangered?

Yes, the species has been federally listed as threatened due to habitat destruction, pollution, and the introduction of invasive species like the American bullfrog. Their populations have severely declined across their historic range in California and Baja California.

Is the California red-legged frog famous in literature?

Yes, it is famously featured as "The Celebrated Jumping Frog of Calaveras County" in Mark Twain's classic 1865 short story. The story helped cement the frog in California's cultural history, even though the species now struggles to survive in the wild.

What kind of habitat does the California red-legged frog need?

They rely heavily on dense, shrubby riparian vegetation and deep, still pools for cover and breeding. They inhabit ponds, marshes, and streams from sea level up to mountainous elevations, requiring clean water free of heavy pesticides.

swap_horiz

Looking for California Red-legged Frog alternatives? Compare top competitors ranked & scored

arrow_forward