Amphibians are in the class Amphibia within the subphylum Vertebrata.
- Are cold-blooded. They cannot maintain their body temperature by internal means.
- Have moist skin with no protective scales or shells.
- Lay soft, gelatinous eggs with no shell.
- Lay their eggs in water or some other situation where they will remain moist.
- Start their life in the water in a gilled larval state (called tadpoles in frogs and toads).
- Have no claws on their toes.
Currently, there are about 4,000 recognized species of amphibians in the world, divided into 3 living orders. Kansas has 29 species in 9 families and 2 orders.
Range maps and population status for the ten amphibian species on the Kansas Threatened & Endangered Species list may be found in the Kansas Wildlife Refuge.
DID YOU KNOW?
The Barred Tiger Salamander
Official State Amphibian of Kansas
Barred tiger salamanders are primarily nocturnal. They are opportunistic feeders eating anything they can catch, including various insects, slugs, and earthworms.
Order Caudata - Salamanders - (9 Species in Ks)
Western (Barred) Tiger Salamander - Ambystoma mavortium
Smallmouth Salamander - Ambystoma texanum
Eastern Tiger Salamander - Ambystoma tigrinum
Red River Mudpuppy - Necturus louisianensis
Common Mudpuppy - Necturus maculosus
Order Anura - Frogs & Toads - (20 Species in Ks)
American Toad - Anaxyrus americanus
Great Plains Toad - Anaxyrus cognatus
Chihuahan Green Toad - Anaxyrus debilis
Fowler's Toad - Anaxyrus fowleri
Red-spotted Toad - Anaxyrus punctatus
Woodhouse's Toad - Anaxyrus woodhousii
Eastern Narrow-mouthed Toad - Gastrophryne carolinensis
Great Plains Narrow-mouthed Toad - Gastrophryne olivacea
Crawfish Frog - Lithobates areolata
Plains Leopard Frog - Lithobates blairi
American Bullfrog - Lithobates catesbeiana
Green Frog - Rana clamitans
Southern Leopard Frog - Rana sphenocephala
Plains Spadefoot - Spea bombifrons