western toad

The western toad (Anaxyrus boreas, also referred to as Bufo boreas, although the latter name is disputed; see Anaxyrus) is a large toad species, between long, native to western North America. It has a white or cream dorsal stripe, and is dusky gray or greenish dorsally with skin glands concentrated within the dark blotches. Its parotoid glands are oval, widely separated, and larger than the upper eyelids. It has a mottled venter and horizontal pupils but lacks cranial crests.