California Red-legged Frog

The California Red-legged Frog is classified as Vulnerable (VU), considered to be facing a high risk of extinction in the wild.

California red-legged frogs, especially for individuals that breed in temporary bodies of water, according Habitat for the California red-legged frog around Point Reyes, California. Photos by G. Fellers, USGS Western Ecological Research Center.to a recent USGS study published in the Journal of Herpetology. More

The California Red-legged Frog is a moderate to large (4.4-14 cm) species of frog. It is nowadays known under the scientific name Rana draytonii, after being long included with the Northern Red-legged Frog (R. More

The recovery plan for the California red-legged frog was reviewed. There are two main elements for our region in southern California. The first is the designation of critical habitat for recovery of this species. More

The California red-legged frog (Rana aurora draytonii) is the largest native frog in the western United States. It is one of two subspecies of the red-legged frog found on the Pacific coast. More

The California Red-Legged Frog ("CRLF") became Federally listed as a Threatened species on May 23, 1996 (61 Federal Register 25813). Monterey County is roughly in the middle of the range of this species. More

The California red-legged frog, Rana aurora draytonii, is a large frog growing up to 5 inches in length. It is listed as a federally threatened amphibian and has been reduced to habitat about 10 percent of its original range. More

Download a California red-legged frog ringtone for your cell phone Contact: Jeff Miller Photo © John Sullivan, Ribbit Photography HOME / DONATE NOW / SIGN UP FOR E-NETWORK / CONTACT US / PHOTO USE / PRIVACY POLICY / E-MAIL THIS PAGE More

California red-legged frogs require a dense riparian habitat with deep still or slow moving water. They prefer areas that have dense populations of willows and some cattails. Blackberry bushes also provide good hiding habitat for the frogs. More

California Red-legged Frog, authorities recognize two subspecies of Rana aurora, instead of two full species:Rana aurora and Rana draytonii. More

some of the last known California Red-legged Frogs remaining in the Sierra Nevada mountains. More

California red-legged frogs (Rana aurora draytonii) have benefited from the reduction of grazing in the watershed. This improves the quality of grasslands near the alkali marshes and stock ponds, which are breeding areas for this amphibian. More

The California Red-Legged Frog was immortalized in Mark Twain’s short story “The Celebrated Jumping Frogs of Calaveras County.” Red-Legged Frogs were held in high esteem for their relatively meaty legs by California’s early gold-miners, and were thought to have inspired Twain’s tall tale. More

“The best estimates indicate that California red-legged frogs have been eliminated from over 75 percent of their historic range and many of the remaining populations represent remnants whose survival is precarious. More

Nevada foothills, the California red-legged frog has disappeared from 70% of its range. Our largest native western frog, it is found in more than 240 streams and stream basins in 22 counties and is most abundant in the Golden State's central coastal region. More

Federally Threatened California Red-legged Frog of appendices) (7/19/07) * Appendices (PDF) (161 pp, 7.49MB) * Attachment 1: Life History of the California Red-legged Frog (PDF) (30 pp, 1. More

Official Status: Threatened, the California red-legged frog is federally listed under the Endangered Species Act as a threatened species throughout its range in California. More

The California red-legged frog was listed as threatened in 1996, under the Federal Endangered Species Act. More

It's slim pickings for the California red-legged frog, which ranges from 1.5 to 5 inches in length. Adult frogs are distinguished by olive, brown, gray or reddish bodies marked with small black flecks, and rusty-red color on their bellies and the undersides of their hind legs. More

Photo of a California red-legged frog in Chalone Creek, Pinnacles National Monument. (Photo by Paul G. Johnson II) California Red-legged Frog. More

The California red-legged frog is a rare species of frog found almost exclusively in the state of California. It became famous for being the frog featured in Mark Twain's short story The Celebrated Jumping Frog of Calaveras County. More

Size: At up to 5 inches long, the California red-legged frog is one of the West's largest native frogs. Females grow larger than males. The larvae range from .6 to 3.1 inches. More

California Red-legged frog The Red-legged frog has been listed as a threatened species by the U.S. Fish and Wildlife Service since 1996 and is the largest native frog in the western U.S. More

Calaveras County, the California red-legged frog has lost more than 70 percent of its historic habitat. Frog populations have declined due to habitat loss from urbanization and introduction of exotic species such as bullfrogs. More