Animalia > Chordata > Amphibia > Anura > Bufonidae > Anaxyrus > Anaxyrus cognatus

Anaxyrus cognatus (Great Plains Toad)

Synonyms: Bufo cognatus

Wikipedia Abstract

The Great Plains toad (Anaxyrus cognatus) is a relatively large species of true toad. It ranges from southern Alberta, Manitoba, and Saskatchewan throughout the midwest United States and the inland western United States into northern Mexico.
View Wikipedia Record: Anaxyrus cognatus

EDGE Analysis

Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
 Unique & Vulnerable (100)
ED Score: 4.55
EDGE Score: 1.71


Gestation [3]  4 days
Litter Size [3]  11,074
Litters / Year [2]  1
Maximum Longevity [3]  11 years
Snout to Vent Length [2]  4.488 inches (11.4 cm)
Water Biome [1]  Rivers and Streams, Temporary Pools
Adult Weight [2]  25 grams
Diet [2]  Carnivore (Invertebrates)
Female Maturity [3]  2 years
Male Maturity [3]  2 years


Protected Areas

Biodiversity Hotspots

Name Location Endemic Species Website
Madrean Pine-Oak Woodlands Mexico, United States No


Buteo platypterus (Broad-winged Hawk)[4]


Parasitized by 
Aplectana itzocanensis <Unverified Name>[5]
Distoichometra bufonis <Unverified Name>[5]
Oswaldocruzia pipiens <Unverified Name>[5]
Rhabdias americanus <Unverified Name>[5]

Institutions (Zoos, etc.)

Range Map


North America;

External References



Attributes / relations provided by
1Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
2Oliveira, Brunno Freire; São-Pedro, Vinícius Avelar; Santos-Barrera, Georgina; Penone, Caterina; C. Costa, Gabriel. (2017) AmphiBIO, a global database for amphibian ecological traits. Sci. Data.
3de 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
4Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
5Gibson, 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
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License