Gastrophryne olivacea, the Great Plains narrow-mouthed toad or western narrow-mouthed toad, is a species of microhylid frog found throughout much of the south-central United States from Nebraska south through Texas, and into northern Mexico. Though not a true toad, it is often referred to as such because it is terrestrial.

Description: Great Plains narrow-mouthed toads are a small (1.5 inches), flat-bodied species, with a sharply pointed snout. They are typically olive green to grey-brown in color, sometimes with black blotching. Their undersides are lighter colored. Their skin secretions can cause severe, burning pain if they get into eyes.

Habitat: This toad is found in a wide range of habitats, but most frequently on moist ground or in leaf litter, and under rocks or fallen logs.

Range: found throughout much of the south-central United States from Nebraska south through Texas, and into northern Mexico.

Found in these States: AR | KS | MO | NE | NM | OK | TX

Diet: Their primary diet is ants.

Reproduction: They breed throughout the spring and summer in pools of water left by rainfall.

Status: Globally it is classified as "Specied of Least Concern". In Arkansas & Nebraska it is classified as Imperiled. In Colorado & New Mexico it is classified as Critically Imperiled. In Missouri it is classified as Vulknerable. In Texas & Kansas it is classified as Secure.

Subspecies: None

Taxonomy: