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Amphibians of Washington

Woodhouse Toad 
(Anaxyrus woodhousei)


What they look like

  • 6-12cm
  • Brown or gray with dark blotches and lots of bumps and large paratoid glands
  • Underside is yellow with tiny dark flecks
  • Light yellow or white strip down middle of back

Where they live

  • Southwestern region in Washington State
  • Can be found in river valleys, meadows, grasslands, marshes on land
  • Prefer sandy soils so they can burrow down into ground during the day


  • Breeding season is March-July
  • Prefer wetlands as breeding sites
  • Eggs are laid in strings and attached to underwater plants in shallow areas
  • Tadpoles are black and live in groups, possibly to avoid predation

Cool Biology Facts

  • Are poisonous!  They secrete a white toxin that can cause nausea, irregular heart beats and sometimes may cause death if ingested
  • Sound like a sheep when calling!
  • Actually walk or make short hops when moving about in land


Distribution Map


There are currently no major threats.