Wyoming Toad (Anaxyrus baxteri )


  • Endangered species, unlikely to be observed outside of the Laramie plains
  • Size: ~1/2 inch (metamorph) to ~2.5 inches (adult)
  • Dorsal color: tan to dark brown
  • Dark blotches surrounding warts
  • Pale dorsal stripe
  • Ventral color: cream or white with  black spots
  • Cranial crests form parallel ridges; may be fused to look like one wide ridge with a groove in the middle
  • Mp3 of call (courtesy of the Wyoming Natural Diversity Database)

Adult photo by Wyoming Natural Diversity Database

WyomingToad_WGFD-100px.png               WyomingToad_calling_Clarke-275t.jpg              WyomingToad_metamorph_Estes-Zumpf-400px.jpg

Sketch by Wyoming Game and Fish Department
Adult calling photo by Clarke
Metamorph photo by Wendy Estes-Zumpf



Eggs & Tadpoles

  • Eggs in long strings
  • Uniformly dark black tadpoles with anal vent on midline
  • Tadpole eyes are medial

Tadpole photo by Wyoming Natural Diversity Database


Breeding Habitat

Shallow water in temporary or permanent ponds, wetlands, oxbows, and flood-plains in the Laramie basin.


Photo by Hamilton


Native Range