Animalia > Chordata > Amphibia > Anura > Bufonidae > Anaxyrus > Anaxyrus californicus

Anaxyrus californicus (Arroyo Toad)

Synonyms: Bufo californicus; Bufo cognatus californicus; Bufo compactilis californicus; Bufo microscaphus californicus; Bufo woodhousii californicus

Wikipedia Abstract

The arroyo toad (Anaxyrus californicus) is a species of true toad in the Anaxyrus genus, endemic to California (U.S.) and Baja California state (México). It is currently classified as an Endangered species on the IUCN Red List of Threatened Species because of habitat destruction.
View Wikipedia Record: Anaxyrus californicus

Endangered Species

Status: Endangered
View IUCN Record: Anaxyrus californicus

EDGE Analysis

Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
 Unique & Vulnerable (100)
ED Score: 4.55
EDGE Score: 3.79


Adult Weight [1]  20.6 grams
Female Maturity [1]  2 years
Male Maturity [1]  2 years
Litter Size [1]  6,191
Litters / Year [1]  1
Maximum Longevity [1]  5 years
Snout to Vent Length [1]  3.189 inches (8.1 cm)

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Valle de los Cirios Flora and Fauna Protection Area   Mexico      

Biodiversity Hotspots

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


Lithobates catesbeianus (American Bullfrog)[2]
Thamnophis hammondii (Two-striped Garter Snake)[2]

Range Map

External References

NatureServe Explorer


Play / PauseVolume
Provided by Center for Biological Diversity via Myxer Author: Carlos Davidson


Attributes / relations provided by
1Oliveira, 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.
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
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License
Audio software provided by SoundManager 2
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset accessed via on 2023-06-13; License: CC BY 4.0