Frogs by State

Frogs and Toads of Oklahoma

Frogs and Toads of Oklahoma


True Frogs – Ranidae

Green Frog  / Bronze Frog (Lithobate clamitans)

The Green Frog has more solid colors than any other true frog in Oklahoma. They are a partial dorsal ridge down the side of their body.

Southern Leopard Frog
Pickeral Frog

Pickeral Frog and the Southern Leopard Frog look very much a like. The Pickeral Frog has more square shaped spots on its back while the Southern Leopard frog has more circular ones.

Crawfish Frog (Lithobates areolatus)

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

Tree Frog Family- Hylidae

Northern Cricket Frog

The Northern Cricket Frog is the only cricket frog in the state. Its skin is relatively more rough than the other tree frogs in the state. It also has no distinct markings.

Eastern Gray Tree Frog (Hyla veriscolor) and Copes Gray Tree Frog (Hyla chrysoscelis)

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.

Spring Peeper (Pseudacris crucifer)

The Spring Peeper is a notoriously loud frog and one of the first signs of spring. It has a noticeable X marking on its back.

Boreal Chorus Frog

The Boreal Chorus Frog has three lines that run down its back and are rarely broken up but if they are, its usually only the middle stripe.

Cajun Chorus Frog

Cajun Chorus Frog has three stripes that run down its back that are often broken up and can appear as spots.

Strecker’s Chorus Frog

The Strecker’s Chorus Frog lacks doesn’t have any pattern of stripes or dots on its back. It has a line that runs through its eye and down its side though.

Spotted Chorus Frog
(Pseudacris clarkii)

The Spotted Chorus Frog obviously has spots that are green and are bordered by black.


True Toad Family  – Bufonidae

American Toad  (Anaxyrus americanus)

The American Toad’s cranial crest and the parotoid gland to not touch or they are connected by a spur. Its found on the eastern part of the state.

Red Spotted Toad (Anaxyrus punctatus)

The Red-Spotted Toad is found in the western half of the state. Cranial crest are not present or small. Parotoid gland is also rather small.

Green Toad (Anaxyrus debilis)

The Green Toad is found along the southwestern part of the state. It doesn’t have a prominent cranial crest but has an elongated parotoid gland.

Spadefoot Toad Family  – Scaphiopodidae

Hurter’s Spadefoot Toad

The Hurter’s Spadefoot Toad is the only spadefoot toad in the state.  On the rear feet, they have a spade that is used for digging.

Narrow Mouthed Toad Family – Microhylidae

Eastern Narrow Mouth Toad  (Gastrophryne carolinensis) photo from the USGS

The Eastern Narrow Mouthed Frog is found on the eastern edge of the state. It has a dark belly and often has a broad line down its back.

Great Plains Narrow Mouthed Toad

The Western Narrow Mouthed Toad is found in the middle of the state. It has a light, unmarked belly and has no patterns and a few spots on its back.


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