Assertion: water snake's head | /r/HasProperty | wide
Facets:
value: in proportion to the neck
type: OTHER
Source sentences:
text: Dog-faced water snake has wide head and cylindrical body covered with keeled scales.
text: Many large harmless snakes appear to have large triangular heads which are wide in proportion to the neck, especially when you are looking down at them, so this is really not a good criterion in the field.