California Mountain Yellow-Legged Frog, Rana muscosa
April 2008

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TAXONOMY & NOMENCLATURE
(Camp 1917) (Macey et al. 2001) (Shaffer et al. 2000) (Grinnel and Camp 1917) (Zweifel 1955) (Vredenburg 2007)


Describer: Camp, C.L. (1917). Notes on the systematic status of the toads and frogs of California. University of California Publications in Zoology, 17:115–125.

Kingdom: Animalia
    Phylum: Chordata
         Class: Amphibia
             Order:Anura (frogs and toads), Anura means tailess in Greek
                 Family: Ranidae (true frogs)
                      Genus: Rana
                           Species: R. muscosa (southen population)
                           
Species: R. sierrae (northern population)   

Taxonomic History and Nomenclature

Common Names: California Mountain Yellow-Legged Frog, Mountain Yellow-Legged frog

Phylogeny



DISTRIBUTION, STATUS & HABITAT
(Lemm 2006) (USFWS 2002) (Backlin et al. 2004) (Jennings & Hayes 1994) (Stebbins 1951) (Vredenburg 2007)

Distribution


Historical Distribution of Rana muscosa
(Zweifel 1955, p. 232)
Click on map for larger image.


U.S.G.S. Distribution of Rana
muscosa
in Southern California

Click on map for larger image.

Click here for IUCN Map of Rana
muscosa
distribution in California.

Status:

Habitat



PHYSICAL CHARACTERISTICS
(Mathews and Miaud 2007) (Wright and Wright 1993) (Lemm 2006) (Zweifel 1955) (Jennings and Hayes 1994) (Monnet and Cherry 2002)
(Halliday and Adler 1986)

General



BEHAVIOR & ECOLOGY
(USFWS 2002) (Zweifel 1955) (Lemm 2006) (Halliday and Adler 1986) (Jameson 1955) (Camp 1915) (Vredenburg et al. 2008)
(Hutchinson and Whitford 1966) (Hutchinson and Dupre' 1992) (Bradford 1984) (Jennings and Hayes) (Mathews and Pope 1999)

Activity Cycle:

Territory:

Behavior:

Thermoregulation

Communication

Locomotion

Interspecific Interaction



DIET & FEEDING
(Mullaly 1953) (Long 1970) (Moore 1929) (Zeiner et al. 1988)

Diet

Feeding Mechanism




REPRODUCTION & DEVELOPMENT
(Zweifel 1955) (Livezey and Wright 1945) (Stebbins 1951) (Mathews and Miaud 2007) (Knapp website)

Life Cycle:

Reproduction:

Longevity:



PATHOLOGY AND DISEASES
(Nash 2008) (Gruia-Gray and Desser 1992) (Jacobson 1994) (Wolf et al. 1968, 1969) (Newcomer et al. 1992) (Fellers et al. 2001) (Berger et al. 1998)

Problems in captivity

Problems in natural environment



MANAGED CARE

Tadpole Tank
Adult Tank

            



POPULATION AND CONSERVATION STATUS
(USFWS 2002, USFWS 2006, IUCN 2004, IUCN 2006, Fellers et al. 2001, Vredenburg et al. 2008)

History of Conservation Efforts

USFWS designates the northern population of Mountain yellow-legged frog (R. sierrae) as a "cadidate" species
The history below refers ONLY to the southern population (R. muscosa).  This population is designated by USFWS as a Distinct Population Segment (DPS)

Threats to survival

IUCN (International Union for Conservation of Nature)

ISIS (International Species Information System)


WEB RESOURCES:


 

© 2008 San Diego Zoo Global. All photos by Jeff Lemm, Zoological Society of San Diego. Last update 2008. Disclaimer: Although San Diego Zoo Global makes every attempt to provide accurate information, some of the facts provided may become outdated or replaced by new research findings. Questions and comments may be addressed to mbrooks@sandiegozoo.org.


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