Frogs by State

Frogs and Toads of Massachusetts

Frogs and Toads of Massachusetts

Massachusetts is not blessed with a variety of frogs but its quality over quantity right?

Frogs

True Frog Family – Ranidae

Bullfrog

The American Bull Frog (Lithobates catesbianus) has no dorsal ridge on the side of their body and is larger at maturity than the Green Frog.

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Green Tree Frog (Lithobates clamitans) has a dorsal ridge down the side of its body which differs from the American Bullfrog.

northernleopardfrog

Northern Leopard Frog (Lithobates pipiens)

pickerelfrog

Pickeral Frog (Lithobates palustris)

Northern Leopard Frog and Pickeral Frog look similar to each other but the Northern Leopard Frog has round spots while the Pickeral Frog have more square shaped spots.

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Wood Frog (Lithobates sylvaticus is easy to tell apart from the other frogs in the state because of its racooon like mask around its eyes.

Tree Frog Family – Hylidae

GrayTreeFrog

Gray Tree Frog (Hyla versicolor) is the largest tree frog in the state. The coloration of the frog can be gray or green. A yellow or orange color can be found on the back legs to help identify it.

peeper

Spring Peeper (Pseudacris crucifer) is the smallest frog in the state. It has a noticeable X on its back which is a key identifying characteristic.

Toads

True Toad Family – Bufonidae

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American Toad (Anaxyrus americanus)

fowlerstoad

Fowler’s Toad (Anaxyrus fowleri)

Massachusetts has two species of true toads – the Fowler’s Toad and the American Toad. They look very much a like but there are some differences in the back of the head.

bufo-cranial

The American Toad’s parotid gland is separated from the craniel crest while the Fowler’s Toad’s touches.

Spadefoot Toad Family – Scaphiopodidae

american_eastern_spadefoot_toad

Eastern Spadefoot (Scaphiopus holbrookii) is the only spadefoot toad in the state. They burrow into the ground with a spade on its back legs which gives it the name Spadefoot. It is also a way to identify the toad.

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