Frogs by State

Frogs and Toads of Tennessee

Frogs and Toads of Tennessee


True Frog Family – Ranidae

American Bullfrog (Lithobates catesbianus)

The American Bullfrog is the largest frog in the state. It lacks a dorsal ridge down its back.

Green Frog (Lithobates clamitans)

The Green Frog looks identical to the American Bullfrog but it has an incomplete dorsal ridge.

Crawfish Frog

The Crawfish Frog gets its name from living in crawfish holes. Its has skin fold on the side and a small typanum.

Gopher Frog (Lithobates capito)

Gopher Frogs have iiregular spots all over their body and their skin is rough.

Southern Leopard Frog (Lithobates sphenocephalus)

The Southern Leopard Frog has spots all over its body, like a leopard.

Pickeral Frog (Lithobates palustris)

The Pickerel Frog looks like the Southern Leopard Frog but the spots on its skin are more rectangular than the Leopard Frog’s.

Tree Frog Famiy – Hylidae

Northern Cricket Frog (Acris crepitans)
Southern Cricket Frog (Acris gryllus)







The Cricket Frogs look really similar but there’s a few ways to tell them apart. The Southern Cricket Frog has a more pointed snout while the Northern Cricket Frog has a more blunt snout. The Southern Cricket Frog doesn’t have as much webbing on the back legs as the Northern Cricket Frog.

Mountain Chorus Frog

The Mountain Chorus Frog has a distinct mark on its back that looks like this )(.

Spring Peeper

The Spring Peeper is a small frog with a distinct X on its back. They are one of the first frogs to start singing in the spring.

Upland Chorus Frog (Pseudacris feriarum)

The Upland Chorus Frog has 3 lines down its back that makes it easy to identify.

Barking Tree Frog
Green Tree Frog

The Barking Tree Frog has much rougher skin than the Green Tree Frog. Both species have lines down the sides.

Cope’s Gray Tree Frog and Gray Tree Frog

These two frogs are identical besides their calls and chromosome numbers. These tree frogs are also larger than the ones below. Also note that Gray Tree Frogs are not always gray and can be green. These frogs also have orange or yellow markings on their back legs.

Bird-voiced Tree Frog

Bird-Voiced Tree Frog looks similar to the Gray Tree Frogs but their legs have a more yellow / green color on them while the Gray’s are more orange.


True Toad Family – Bufonidae

American Toad (Anaxyrus americanus)
Fowler’s Toad (Anaxyrus fowleri)

The American Toad and Fowler’s Toad look a lot alike. The differences has to do with their heads. Here’s a picture to show the differences.


Narrow Mouthed Toad Family – Microhylidae

Eastern Narrow Mouthed Toad (Gastrophryne carolinensis)

The Eastern Narrow Mouth Toad is the only narrow mouthed toad in the state. Its head is obviously more narrow than the other toads.

Spadefoot Toad Family – Scaphiopodidae

Eastern Spadefoot Toad (Scaphiopus holbrookii)

The Eastern Spadefoot Toad is the only species of spadefoot toad in the state. They have a noticeable spade on their hind legs that they use for digging.


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