Animalia > Chordata > Amphibia > Anura > Bufonidae > Anaxyrus > Anaxyrus boreas
 

Anaxyrus boreas (Western Toad)

Synonyms: Bufo boreas; Bufo politus

Wikipedia Abstract

The western toad (Anaxyrus boreas, also referred to as Bufo boreas, although the latter name is disputed; see Anaxyrus) is a large toad species, between 5.6 and 13 cm (2.2 and 5.1 in) long, native to western North America. It has a white or cream dorsal stripe, and is dusky gray or greenish dorsally with skin glands concentrated within the dark blotches. Its parotoid glands are oval, widely separated, and larger than the upper eyelids.
View Wikipedia Record: Anaxyrus boreas

Infraspecies

Anaxyrus boreas boreas (Boreal Toad)
Anaxyrus boreas halophilus (Southern California Toad)

EDGE Analysis

Uniqueness Scale: Similiar (0) 
1
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
25
 Unique & Vulnerable (100)
ED Score: 4.55
EDGE Score: 2.41

Attributes

Female Maturity [1]  3 years
Male Maturity [1]  3 years
Gestation [1]  6 days
Litter Size [1]  5,200
Maximum Longevity [1]  12 years

Ecoregions

Name Countries Ecozone Biome Species Report Climate Land
Use
Alberta Mountain forests Canada Nearctic Temperate Coniferous Forests
Alberta-British Columbia foothills forests Canada Nearctic Temperate Coniferous Forests
Baja California desert Mexico Nearctic Deserts and Xeric Shrublands
Blue Mountains forests United States Nearctic Temperate Coniferous Forests
British Columbia mainland coastal forests Canada, United States Nearctic Temperate Coniferous Forests
California Central Valley grasslands United States Nearctic Temperate Grasslands, Savannas, and Shrublands
California coastal sage and chaparral Mexico, United States Nearctic Mediterranean Forests, Woodlands, and Scrub
California interior chaparral and woodlands United States Nearctic Mediterranean Forests, Woodlands, and Scrub
California montane chaparral and woodlands United States Nearctic Mediterranean Forests, Woodlands, and Scrub
Canadian Aspen forests and parklands Canada Nearctic Temperate Grasslands, Savannas, and Shrublands
Cascade Mountains leeward forests Canada, United States Nearctic Temperate Coniferous Forests
Central and Southern Cascades forests United States Nearctic Temperate Coniferous Forests
Central British Columbia Mountain forests Canada Nearctic Temperate Coniferous Forests
Central Pacific coastal forests Canada, United States Nearctic Temperate Coniferous Forests  
Colorado Rockies forests United States Nearctic Temperate Coniferous Forests
Eastern Cascades forests United States Nearctic Temperate Coniferous Forests
Fraser Plateau and Basin complex Canada Nearctic Temperate Coniferous Forests
Great Basin montane forests United States Nearctic Temperate Coniferous Forests
Klamath-Siskiyou forests United States Nearctic Temperate Coniferous Forests
Mid-Continental Canadian forests Canada Nearctic Boreal Forests/Taiga
Montana Valley and Foothill grasslands Canada, United States Nearctic Temperate Grasslands, Savannas, and Shrublands
North Central Rockies forests Canada, United States Nearctic Temperate Coniferous Forests
Northern California coastal forests United States Nearctic Temperate Coniferous Forests
Northern Cordillera forests Canada Nearctic Boreal Forests/Taiga
Northern Pacific coastal forests United States Nearctic Temperate Coniferous Forests  
Northern transitional alpine forests Canada Nearctic Temperate Coniferous Forests
Okanagan dry forests Canada, United States Nearctic Temperate Coniferous Forests
Pacific Coastal Mountain icefields and tundra Canada, United States Nearctic Tundra
Palouse grasslands United States Nearctic Temperate Grasslands, Savannas, and Shrublands
Puget lowland forests United States Nearctic Temperate Coniferous Forests
Queen Charlotte Islands Canada Nearctic Temperate Coniferous Forests
Sierra Juarez and San Pedro Martir pine-oak forests Mexico Nearctic Temperate Coniferous Forests
Sierra Nevada forests United States Nearctic Temperate Coniferous Forests
South Central Rockies forests United States Nearctic Temperate Coniferous Forests
Wasatch and Uinta montane forests United States Nearctic Temperate Coniferous Forests
Yukon Interior dry forests Canada Nearctic Boreal Forests/Taiga

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Anza-Borrego Desert State Park, CA III 184543 California, United States
Banff National Park II 1690912 Alberta, Canada
Bighorn Canyon National Recreation Area V 36286 Montana, Wyoming, United States
California Coast Ranges Biosphere Reserve 153447 California, United States  
Carrizo Plain Preserve Nature Conservancy - Preserve Ia 7550 California, United States  
Craters of the Moon National Monument V 690996 Idaho, United States
Curecanti National Recreation Area V 31032 Colorado, United States
Elk Island National Park II 47171 Alberta, Canada
Fairfield Osborn Preserve Nature Conservancy - Preserve Ia 190 California, United States
Glacier National Park II 953799 Montana, United States
Golden Gate National Recreation Area V 26135 California, United States
Gwaii Haanas National Park Reserve II 366714 British Columbia, Canada
H.J. Andrews Biosphere Reserve 15815 Oregon, United States
Heath and Marjorie Angelo Coast Range Preserve Nature Conservancy - Preserve Ia 7008 California, United States
Jasper National Park II 2776809 Alberta, Canada
Kootenay National Park II 341762 British Columbia, Canada
Lake Chelan National Recreation Area II 606367 Washington, United States
Lake Roosevelt National Recreation Area V 103172 Washington, United States
Lassen Volcanic National Park II 29388 California, United States
Lava Beds National Monument III 20002 California, United States
McCloud River Preserve Conservation Easement 1693 California, United States
Mount Rainier National Park II 235186 Washington, United States
Mount Revelstoke National Park Ia 18 British Columbia, Canada
Nahanni National Park Reserve II 1309627 Northwest Territories, Canada
Nipomo Dunes Preserve Nature Conservancy - Preserve Ia 3725 California, United States
Olympic Biosphere Reserve II 922805 Washington, United States
Pacific Rim National Park Reserve II 137900 British Columbia, Canada
Paine Preserve Nature Conservancy - Preserve 2965 California, United States    
Parque Nacional de Sierra San Pedro Martir National Park II 180607 Baja California, Mexico  
Pinnacles National Monument V 2869 California, United States
Pixley Vernal Pools Preserve 37 California, United States
Point Reyes National Seashore II 27068 California, United States
Redwood National Park II 77867 California, United States
Ring Mountain Preserve Nature Conservancy - Preserve Ia 438 California, United States  
Rocky Mountain Biosphere Reserve II 239938 Colorado, United States
San Dimas Biosphere Reserve 17161 California, United States  
San Francisco Peninsular Watershed County Wildlife Refuge or Management Area 30320 California, United States  
San Joaquin Biosphere Reserve 4527 California, United States  
Sand Ridge Preserve Nature Conservancy - Preserve Ia 285 California, United States
Santa Monica Mountains National Recreation Area V 38440 California, United States
Sequoia and Kings Canyon Biosphere Reserve II 172261 California, United States
Vina Plains Preserve Nature Conservancy - Preserve Ia 2056 California, United States
Waterton Biosphere Reserve II 121459 Alberta, Canada
Whiskey-Shasta-Trinity National Recreation Area V 197791 California, United States
Williams Wildlife Preserve Wildlife Reserve   California, United States      
Wrangell-St. Elias National Park and Preserve Ib 2476446 Alaska, United States
Yellowstone Biosphere Reserve II 2196863 Idaho, Montana, Wyoming, United States
Yoho National Park II 317576 British Columbia, Canada
Yosemite National Park II 95209 California, United States

Predators

Atelerix albiventris (Four-toed Hedgehog)[2]
Buteo jamaicensis (Red-tailed Hawk)[2]
Hemiechinus auritus (Long-eared Hedgehog)[2]
Procyon lotor (Raccoon)[2]
Rana luteiventris (Columbia Spotted Frog)[2]
Vulpes vulpes (Red Fox)[2]

Consumers

Parasitized by 
Distoichometra bufonis <Unverified Name>[3]
Oswaldocruzia pipiens <Unverified Name>[3]

Institutions (Zoos, etc.)

    Maps
Institution Infraspecies / Breed 
Arizona-Sonora Desert Museum
Calgary Zoo, Garden & Prehistoric Park
Cheyenne Mtn Zoological Parkboreas
Coyote Point Museum
 boreas
Denver Zoological Gardensboreas
Moonridge Animal Park
Nat'l Mississippi River Museum & Aquar
 boreas
Northwest Trek Wildlife Park
Oregon Zoo
Sacramento Zoo
San Diego Zoohalophilus
San Francisco Zoological Gardens
Santa Barbara Zoological Gardens
The Living Desert Zoo and Gardens
Utah's Hogle Zooboreas
Vancouver Aquarium Marine Science Ctr

Range Map

North America;

Audio

Play / PauseVolume
Provided by Center for Biological Diversity via Myxer Author: Gary Nafis

Photos

Citations

Attributes / relations provided by 1de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774 2Anurans as prey: an exploratory analysis and size relationships between predators and their prey, L. F. Toledo, R. S. Ribeiro & C. F. B. Haddad, Journal of Zoology 271 (2007) 170–177 3Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 WWF WildFINDER
Images provided by Google Image Search
Abstract provided by DBpedia licensed under a Creative Commons License
Weather provided by NOAA METAR Data Access
Audio software provided by SoundManager 2