Could be hybrid with bufo americanus but more characteristics of fowler's.
Grey with dark irregular shaped spots.White line going down the back, tiger stripes on the legs. Warts in the dark spots.
Observed in the thick brush of big horn trail
Observed several of them along the stream valley floor.
Fowler's toad (Anaxyrus fowleri syn. Bufo fowleri) is a species of toad in the family Bufonidae. It is native to North America, where it occurs in much of the eastern United States and parts of adjacent Canada.