Rana Sierra adult frog-by Roland Knapp.jpg

Recovery of the endangered Sierra Nevada yellow-legged frog in Yosemite National Park has now been documented in an expansive study led by UCSB researcher Roland Knapp.
Recovery of the endangered Sierra Nevada yellow-legged frog in Yosemite National Park has now been documented in an expansive study led by UCSB researcher Roland Knapp.