California

Mountain Yellow Legged Frog – Rana muscosa 

• Status – Endangered
• Estimated numbers – Approximately 2000
• Population trend – Decreasing
• Location – Southern Sierra Nevada of California and in the mountains of southern California
• Why are they under threat – Due to non-native fish introductions, contaminant introductions, livestock grazing, acidification from atmospheric deposition, nitrate deposition, ultraviolet radiation, drought and disease.
• What can you do – Join the leap frog conservation fund supported by Amphibians Survival Alliance and the IUCN (International Union of Conservation of Nature).
• Species foundation – www.amphibians.org