Assertion: cottonmouth snake | /r/HasProperty | heterodon platirhinos
Facets:
Source sentences:
text: Eastern hognose snakes (Heterodon platirhinos), found in the eastern United States, are sometimes called puff adders because when confronted, they puff up the skin around their heads like a cobra, hiss and lunge, according to the Savannah River Ecology Laboratory.
text: Wide ventral scales are visible on this hognose snake (Heterodon platyrhinus), which feigns death as a defensive behaviour.