Animalia > Chordata > Amphibia > Anura > Ranidae > Rana > Rana muscosa

Rana muscosa (Southern Mountain Yellow-legged Frog; Mountain Yellow-legged Frog)

Synonyms: Rana boylii muscosa

Wikipedia Abstract

The mountain yellow-legged frog or southern mountain yellow-legged frog (Rana muscosa) is a species of true frog endemic to California in the United States. It occurs in the San Jacinto Mountains, San Bernardino Mountains, and San Gabriel Mountains in Southern California and the Southern Sierra Nevada. It is a federally listed endangered species.
View Wikipedia Record: Rana muscosa

Endangered Species

Status: Endangered
View IUCN Record: Rana muscosa

EDGE Analysis

Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
 Unique & Vulnerable (100)
ED Score: 8.13
EDGE Score: 4.98


Adult Weight [1]  76 grams
Female Maturity [1]  3 years
Male Maturity [1]  3 years
Litter Size [1]  223
Litters / Year [1]  1
Maximum Longevity [1]  14 years
Snout to Vent Length [1]  3.425 inches (8.7 cm)


Name Countries Ecozone Biome Species Report Climate Land
California coastal sage and chaparral Mexico, United States Nearctic Mediterranean Forests, Woodlands, and Scrub
California montane chaparral and woodlands United States Nearctic Mediterranean Forests, Woodlands, and Scrub
Sierra Nevada forests United States Nearctic Temperate Coniferous Forests

Protected Areas

Biodiversity Hotspots

Name Location Endemic Species Website
California Floristic Province Mexico, United States No

Prey / Diet

Callibaetis ferrugineus[2]
Daphnia middendorffiana[2]
Hesperodiaptomus shoshone[2]


Oncorhynchus aguabonita (Golden trout)[2]
Oncorhynchus mykiss (redband trout)[2]
Salmo trutta (Brown trout)[2]
Salvelinus fontinalis (charr)[2]
Thamnophis sirtalis (Common Garter Snake)[3]


Parasitized by 
Langeronia brenesi <Unverified Name>[4]

Range Map

External References

NatureServe Explorer


Play / PauseVolume
Provided by Center for Biological Diversity via Myxer Author: Carlos Davidson / Tim C. Ziesmer


Attributes / relations provided by
1Oliveira, Brunno Freire; São-Pedro, Vinícius Avelar; Santos-Barrera, Georgina; Penone, Caterina; C. Costa, Gabriel. (2017) AmphiBIO, a global database for amphibian ecological traits. Sci. Data.
2Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
3Anurans as prey: an exploratory analysis and size relationships between predators and their prey, L. F. Toledo, R. S. Ribeiro & C. F. B. Haddad, Journal of Zoology 271 (2007) 170–177
4Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License
Audio software provided by SoundManager 2
Species taxanomy provided by GBIF Secretariat (2019). GBIF Backbone Taxonomy. Checklist dataset accessed via on 2020-03-21; License: CC BY 4.0