Assertion: cassowary's casque | /r/HasProperty | dark-colored
Facets:
value: on the outside
type: LOCATION
Source sentences:
text: While the casque is dark-colored on the outside and protected by a dense bone layer resembling a horse hoof or tortoise shell, the inside is made up of fragile, spongy honeycomb tissue with more air spaces toward the rear of the structure.
text: Their casque, on the other hand, is dark-colored on the outside and it is protected by a thick bone layer that resembles a tortoise’s shell or a horse hoof.