Frogs by State

Frogs and Toads of Idaho

Frogs and Toads of Idaho

Frogs

True Frog Family – Ranidae

Northern Leopard Frog
columbiaspottedfrog_grass_phil_myers_umich
Columbia Spotted Frog (Lithobates luteiventris)

Both the Northern Leopard Frog and Columbia Spotted Frog have spots but the Northern Leopard Frog has larger spots that cover all of the body. Also the Columbia Spotted Frog has wide stripe by it’s lips that extends to jaw.

Tree Frog Family – Hylidae

pacific tree frog
Pacific Tree Frog (Pseudacris regilla) from The High Fin Sperm Whale

The Pacific Tree Frog has no lines down it’s back. It has a black line that goes down its eye and down its side.

Boreal Chorus Frog

The Boreal Chorus Frog has three lines down it’s back which is the key trait to tell it apart from other frogs in the state.

Tailed Frog Family  – Ascaphidae

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Coastal Tailed Frog

Male Coastal Tailed Frogs have a tail like structure on their body when they are adults. They have vertical pupils in the eyes and rough skin like a toad.

Toads

True Toad Family – Bufonidae

westerntoad
Western Toad
woodhouse
Woodhouse’s Toad (Anaxyrus woodhousii) by LA Dawson

The Western Toad does not have a cranial crest on it’s head while the Woodhouse’s Toad does.

Spadefoot Toad Family – Scaphiopodidae

Spadefoot_pic
Great Basin Spadefoot Toad (Spea intermontana) from the NPS

The Great Basin Spadefoot is the only spadefoot toad in the state. They have a spade on their foot which makes them distinct.

Introduced

Bullfrog
American Bullfrog

The American Bullfrog has been introduced to the state. It is a highly invasive species and can eat a wide range of wildlife because of it’s size.

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