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Eastern Hognose Snake Heterodon platirhinos


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Eastern Hognose Snake
credit: Patrick Coin

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Alternate name: Puff Adder

Family: Colubridae, Colubrid Snakes view all from this family

Description Color can be red, green, orange, brown, grey to black, or any combination thereof depending on locality. They can be blotched, checkered, or patternless. The belly tends to be a solid grey, yellow or cream colored. In this species the underside of the tail is lighter than the belly. Divided anal plate. 23-25 rows of keeled scales.

Dimensions 50.8-115.6cm. (20-45 1/2")

Breeding Breeds spring to fall. 4-61 eggs laid in shallow cavity June/July, thin shelled 32mm (1 1/4") long. Hatch after 39-65 days.

Habitat Sandy-soiled open areas.

Range Minnesota to New Hamshire, Florida, Texas to Kansas.

Discussion Harmless. Often distinguished when it plays dead. Will inflate body, hiss and strike if threatened. Will play dead if predator pursues. Will not display 'playing dead' in captivity. Upper jaw has teeth which injects venom to frogs. Rarely bites humans.