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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Anaxyrus woodhousii woodhousii
Woodhouse's Toad
Grand Canyon National Park
			Record Status: Approved
Occurrence:	Present
Nativeness:	Native
Abundance:	Abundant

Scientific Name with Authority:		Anaxyrus woodhousii woodhousii (Girard, 1854)
Park Preferred Common Name(s):		Woodhouse's Toad
Park Synonyms:		Bufo woodhousii, Bufo woodhousii woodhousii, Bufo woodhousei hemiophrys, Bufo woodhousei, Anaxyrus woodhousii, Bufo woodhousei woodhousei

Taxonomic Hierarchy:		Kingdom Animalia, Phylum Chordata, Subphylum Vertebrata, Order Anura, Family Bufonidae, Genus Anaxyrus, Species Anaxyrus woodhousii


Seasonality Tags:
Breeder


Park Tags:
Geographic Regions - Inner Canyon


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5T5
NatureServe State Rank:		AZ: S4
Evidence:		0 Observations, 30 Vouchers, 3 Data Store References, 0 External Links


Other Parks Where Species is Listed:


Last Modified Date:	12/11/2017

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 1/13/2026 3:47:20 PM

NatureServe Global Rank and State Rank

NatureServe. 2017. NatureServe Web Service. Arlington, VA. U.S.A. Available http://services.natureserve.org. Accessed: 12/4/2017. Updated quarterly.

This information is provided by NatureServe (www.natureserve.org) and its network of natural heritage member programs, a leading source of information about rare and endangered species, and threatened ecosystems.


		Species Profile		Page 1 of 1		1/13/2026 3:47:20 PM