Assertion: alligator snapping turtle's shell | /r/HasProperty | grey
Facets:
value: in color
type: OTHER
Source sentences:
text: Shell of alligator snapping turtle can be grey, black, brown or greenish in color.
text: The alligator snapping turtle has a dark gray, black or brown shell and a light-colored belly.
text: The carapace, or upper shell, of the alligator snapping turtle is black, dark brown, grey or green in color.