Assertion: alligator's shell | /r/AtLocation | algae
Facets:
value: often
type: TEMPORAL
Source sentences:
text: It has a camouflaged rigged upper shell which is often covered in algae, adding further to the camouflaged appearance.
text: They are brown, gray or greenish in color and the shell is covered with algae.
text: When the turtles hide in murky water, the shell is often covered by the algae to give perfect camouflage from the predator.