Roland A. Knapp

Inventory Status of the Mountain Yellow-Legged Frog Species Complex at Sequoia, Kings Canyon, and Yosemite National Parks to Inform Targeted Recovery Actions

The endangered mountain yellow-legged frogs (a species complex of Rana muscosa and R. sierrae) were once ubiquitous and abundant in lakes, ponds, and meadows of the high-elevation Sierra Nevada, in both Sequoia and Kings Canyon National Parks and Yosemite National Park. Both species declined or were extirpated in over...