Frogs by State

Frogs and Toads of Oklahoma

Frogs and Toads of Oklahoma

If you are looking to identify a specific frog and can’t figure it out from the page, you can check my Frog Identification and see how to contact me about helping you out.

Oklahoma is home to a great variety of frogs and toad species.

Frogs

Frogs in the state are from two different families, Hylidae – the Tree Frogs, and Ranidae – the True Frogs.

True Frogs – Ranidae

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Green Frog  / Bronze Frog (Rana clamitans)

Common Name: Green Frog / Bronze Frog
Scientific Name:
Rana clamitans
Location:
Breeding Season:

The Green Frog has partial dorsal ridge down the side of their body.

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American Bullfrog (Rana catesbeiana)

Common Name: American Bullfrog
Scientific Name:
Rana catesbeiana
Location:
Breeding Season:

The American Bullfrog is the largest frog in the state. Their dorsal ridge wraps around their tympanum.

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Wood Frog (Rana sylvatica)

Common Name: Wood Frog
Scientific Name:
Rana sylvatica
Location:
Breeding Season:

The Wood Frog is an easy to identify because of their dark mask around their eyes.

Common Name: Plains Leopard Frog
Scientific Name:
Rana blairi
Location:
Breeding Season:

Common Name: Southern Leopard Frog
Scientific Name:
Location:
Breeding Season:

The Plains and Southern Leopard Frog can be hard to tell apart. The Southern Leopard Frog’s dorsal ridge down their back is unbroken while the Plains dorsal ridge can be broken.

Common Name: Pickeral Frog
Scientific Name:
Rana palustris
Location:
Breeding Season:

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

Common Name: Crawfish Frog
Scientific Name:
Rana areolatus
Location:
Breeding Season:

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

Common Name: Blanchard’s Cricket Frog
Scientific Name:
Acris blanchardi
Location:
Breeding Season:

The Blanchard’s 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.

Tree Frogs – Hyla

Common Name: Eastern Gray Tree Frog
Scientific Name:
Hyla versicolor
Location:
Breeding Season:

Common Name: Cope’s Gray Tree Frog
Scientific Name:
Hyla chrysoscelis
Location:
Breeding Season:

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.

Here is a video of some Eastern Gray Tree Frogs calling that I took.

Common Name: Bird-Voiced Frog
Scientific Name:
Hyla avivoca
Location:
Breeding Season:

The Gray Tree Frogs and the Bird-Voiced Frog look very much a like. The difference is the coloration on the inner thigh. The Gray Tree Frogs have brighter orange color on the thigh while the Bird-Voiced Frog is more greenish-yellow.

Common Name: Squirrel Tree Frog
Scientific Name:
Hyla squirella
Location:
Breeding Season:

Green Tree Frog (Hyla cinerea)

Common Name: Green Tree Frog
Scientific Name:
Hyla cinerea
Location:
Breeding Season:

The Green Tree Frog and the Squirrel Tree Frog look very much alike. The Green Tree Frog has a white stripe that runs down their side.

Chorus Frogs – Pseudacris

Common Name: Spring Peeper
Scientific Name:
Pseudacris crucifer
Location:
Breeding Season:

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.

Common Name: Boreal Chorus Frog
Scientific Name:
Pseudacris maculata
Location:
Breeding Season:

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 (Pseudacris fouquettei)

Common Name: Cajun Chorus Frog
Scientific Name:
Pseudacris fouquettei
Location:
Breeding Season:

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 (Pseudacris strecker)

Common Name: Strecker’s Chorus Frog
Scientific Name:
Pseudacris streckeri
Location:
Everywhere besides the panhandle
Breeding Season:
February to March

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.

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Spotted Chorus Frog (Pseudacris clarkii)

Common Name: Spotted Chorus Frog
Scientific Name:
Pseudacris clarkii
Location:
Breeding Season:

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

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Toads

True Toad Family  – Bufonidae

The True Toads are your typical toad. They usually have a parotid gland behind their eyes that contain a poison called  It is not advised to let your dog eat these guys.

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American Toad  (Anaxyrus americanus)

Common Name: American Toad
Scientific Name:
Anaxyrus americanus
Location:
Breeding Season:

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.

Common Name: Fowler’s Toad
Scientific Name:
Anaxyrus fowleri
Location:
Breeding Season:

The Fowler’s Toad appears similar to the American Toad. Their postorbital ridge touches their parotid gland. They also have a white belly while the American Toad’s is speckled.

Common Name: Red Spotted Toad
Scientific Name:
Anaxyrus punctatus
Location:
Western half of the state
Breeding Season:

The Red-Spotted Toad’s cranial crest are not present or small. The parotoid gland is also rather small.

Common Name: Green Toad
Scientific Name:
Anaxyrus debilis
Location:
Southwestern part of the state
Breeding Season:

The Green Toad doesn’t have a prominent cranial crest but has an elongated parotoid gland.

Common Name: Texas Toad
Scientific Name:
Anaxyrus speciosus
Location:
Breeding Season:

The Texas Toad ‘s cranial crests absent or weak with no stripe down its back. The tubercles on its feet are black and sharp edged.

Common Name: Woodhouse’s Toad
Scientific Name:
Anaxyrus woodhousii
Location:
Breeding Season:

The Woodhouse’s Toad has opposing L shaped cranial crests.

Common Name: Great Plains Toad
Scientific Name:
Anaxyrus cognatus
Location:
Breeding Season:

The Great Plains Toad has V shaped cranial crest

Video of a male Great Plains Toad calling by Annika Enloe

Spadefoot Toad Family  – Scaphiopodidae

Common Name: Hurter’s Spadefoot Toad
Scientific Name:
Scaphiopus hurteri
Location:
Breeding Season:

The Hurter’s Spadefoot Toad has a sickle-shaped spade on their rear foot and have a boss / bump between the eyes.

Common Name: Couch’s Spadefoot Toad
Scientific Name:
Scaphiopus couchii
Location:
Breeding Season:

The Couch’s Spadefoot Toad has a sickle-shaped spade and has no boss / bump between the eyes.

Common Name: Plains Spadefoot Toad
Scientific Name:
Spea bombifrons
Location:
Breeding Season:

.The Plains Spadefoot Toad has a bony boss / bump between its eyes and round spade on its rear feet that can help identify it.

Common Name: Mexican Spadefoot Toad
Scientific Name:
Spea multiplicata
Location:
Breeding Season:

The Mexican Spadefoot Toad has no boss between its eyes and has a round spade on its rear feet.

Narrow Mouthed Toad Family – Microhylidae

Common Name: Eastern Narrow Mouth Toad
Scientific Name:
Gastrophryne carolinensis
Location:
Eastern part of the state
Breeding Season:

The Eastern Narrow Mouthed Toad has a dark belly and often has a broad line down its back.

Common Name: Great Plains Narrow Mouthed Toad
Scientific Name:
Gastrophryne olivacea
Location:
Central Part of the state
Breeding Season:

The Great Plains Narrow Mouthed Toad has a light, unmarked belly and has no patterns and a few spots on its back.

2 thoughts on “Frogs and Toads of Oklahoma”

  1. Can you id a small 1 1/2 inch gray smooth frog or toad here in ne oklahoma? I find them in my swimming pool and wonder where to relocate them.

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