Woodhouse's Toad

October 23, 2015
Heidi Rockney and Karen Wu

Name: Woodhouse's Toad (Anaxyrus woodhousii)
Order: Frogs (Anura)
Family: True Toads (Bufonidae)

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

  • View a map of 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

  • 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
 
Threats
Distribution Map

Map of Woodhouse's Toad distribution in Washington state. Learn more on the NatureMapping Foundation website

Explore more of the Amphibians & Reptiles of Washington or check out All About Amphibians.

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