cottonmouths
ˈkɒt(ə)nməʊθ
noun
a large, dangerous semiaquatic pit viper that inhabits lowland swamps and waterways of the south-eastern US. When threatening it opens its mouth wide to display the white interior.
noun
a large, dangerous semiaquatic pit viper that inhabits lowland swamps and waterways of the south-eastern US. When threatening it opens its mouth wide to display the white interior.