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Hognose snakes are extremely variable in color and pattern. Heterodon nasicus and H. kennerlyi tend to be sandy colored with black and white markings, while H. platirhinos varies from reds , greens , oranges , browns , to melanistic (i.e. black ) depending on locality.
The eastern hognose snake feeds extensively on amphibians, and has a particular fondness for toads. This snake has resistance to the toxins toads secrete. This immunity is thought to come from enlarged adrenal glands which secrete large amounts of hormones to counteract the toads' powerful skin poisons. At the rear of each upper jaw, it has ...
The western hognose snake is a relatively small, stout-bodied snake. Its color and pattern is highly variable between subspecies, although most specimens appear much like rattlesnakes to the untrained eye, which appears to be Batesian mimicry. Males are considerably smaller than females, with adults rarely exceeding a total length (including ...
Elaps harlequin snake; Herald snake; Hognose snake. Blonde hognose snake; Dusty hognose snake; Eastern hognose snake; Jan's hognose snake; Giant Malagasy hognose snake; Mexican hognose snake; Plains hognose snake; Ringed hognose snake; South American hognose snake; Southern hognose snake; Speckled hognose snake; Tri-color hognose snake; Western ...
The dorsal color pattern consists of a light brown, yellowish, grayish, or reddish ground color, overlaid with a distinct row of dark blotches that alternate with smaller blotches on the flanks. The belly is distinctly darker in color than the underside of the tail in juveniles. As the snake ages, the underside usually becomes a pale white. [6]
Members of the genus are commonly known as hognose snakes, hog-nosed snakes, [3] North American hog-nosed snakes, [2] ... The color pattern is extremely variable.
This snake's common names include tricolor hognose snake, banded hognose snake, culebra falsa, and false coral snake. [3] It is sometimes incorrectly called ringed hognose snake, the common name for Xenodon semicinctus. Both X. pulcher and X. semicinctus are similar in appearance, which may be the cause of naming confusion.
Eastern hognose snake (Heterodon platirhinos). Extremely variable in pattern and coloration. Upturned nose. Splays its neck like a cobra when threatened, but also plays dead by exposing its belly. [9] Southern hognose snake (Heterodon simus). Pattern is consistent, light brown with lines of dark blotches. Nose is even more upturned that in ...