The signature character of the genus Scaphiopus is the dark shovel-shaped protrusion on the inside of each hind foot.

The adult’s diet and the tadpole’s diet vary. Great Basin Spadefoot. Family: MYOBATRACHIDAE Size range: Males to 58 mm & females to 65 mm long. John G. Palis 1. Description. RETAIL LOCATION 2831 East Broadway Boulevard Tucson, Arizona phone: 520-909-3619 northern Great Basin Spadefoot Toad.

Spadefoot toads have a broad, …

Notaden nichollsi (Desert Spadefoot Toad).

Spadefoot toad, relatively smooth-skinned amphibian of either the Old World genus Pelobates or of the genera Scaphiopus and Spea of North America. As with other spadefoot toad species, body size at metamorphosis is variable. Plains spadefoot toad is a species of toad found in southwestern Canada, United States and northern Mexico. We examined patterns of adult body size and metamorphic traits variation in Iberian spadefoot toad (Pelobates cultripes) populations, which exhibit an extreme reduction in adult body size, 71.6% reduction in body mass, within just about 30 km at south‐western Spain.

Because it occupies somewhat different habitats, it may have significantly differ-ent life strategies than the desert species. The tadpole’s diet is related to its surroundings and food supply. Couch's Spadefoot toads are absent from former habitat which has been urbanized or converted to agriculture. Although it lacks a true parotoid gland, some species of the American spadefoot toad can apparently secrete a noxious substance from its skin to ward off unsuspecting predators.

Scientific Name: Spea intermontana Other/Previous Names: Great Basin Spadefoot Toad Taxonomy Group: Amphibians COSEWIC Range: British Columbia COSEWIC Assessment Date and Status Change: November 2019 COSEWIC Status: Threatened COSEWIC Status Criteria: B2b(iii,v)c(iv) COSEWIC Reason for Designation: This toad-like amphibian is one of a suite of … Scaphiopus couchii - Couch's Spadefoot (Southern Spadefoot, Rain Toad, Sonoran Spadefoot, Sonora Spadefoot, Cape St. Lucas Spadefoot) (Wright & Wright 1949) Conservation Issues (Conservation Status) A California Species of Special Concern. The adults diet consists of invertebrates.They eat [[flies[[, crickets, caterpillars, moths, spiders, centipedes, millipedes, earthworms and snails. If They are usually pale brown with numerous yellow and red warts arranged in rough rows. Their belly is pale, their limbs are short, their fingers are unwebbed and their toes are slightly webbed. For example, in Big Bend National Park, Texas, the average body length at metamorphosis … The American Spadefoot Toad has a unique diet. The Eastern Spadefoot is a robust, relatively smooth-skinned “toad” that reaches a body length of up to 2.8 in (71 mm). Spadefoot Nursery. The Eastern Spadefoot is differentiated from other toads by their bright yellow eyes.

1. Plains Spadefoot Toad Pictures Gallery Spadefoot Toad picture 2 of 4. All spadefoot toads are classified in the family Pelobatidae.

The species is known to be nocturnal and secretive. Historical versus Current Distribution. So I’ll just call it a spadefoot. The size of breeding populations probably varies substantially from year to year depending on water table levels, temperature and rainfall.

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