Species:

Anaxyrus microscaphus

Arizona Toad

Notes on this species:
The genus Anaxyrus was split from Bufo by Frost et al in 2006. Most references still use the long-established Bufo.
August 30, 1998
Taylor Creek, Zion National Park, Washington County, Utah
Arizona Toad (Anaxyrus microscaphus)
Several of these toads were under rocks in the creek, letting out occasional plaintive yelps when we got too close.