Smilisca fodiens - Lowland Burrowing Treefrog
(=Pternohyla fodiens)

Breeding habitat, Pima County, Arizona.
Three days before this picture was taken, the shallow muddy depressions shown here were shallow rain pools with calling treefrogs on their banks.

Breeding habitat, Pima County, Arizona

Two males calling at night while sitting on wet grass at the edge of a shallow rain pool in Pima County, Arizona.