hognose snake

 
Pronunciation: /ˈhɒɡnəʊzsneɪk/
(also hog-nosed snake)

noun

  • a harmless burrowing American snake with an upturned snout. When threatened it inflates itself with air and hisses, and may feign death. Also called puff adder in North America.
    • Genus Heterodon, family Colubridae: several species