Assertion: cassowary's wattle | /r/HasProperty | flaps of skin
Facets:
Source sentences:
text: Southern cassowaries are prehistoric-looking birds with deep blue heads and necks, two bright red wattles (flaps of skin), a casque, and dense, long, black feathers.
text: Cassowaries are certainly striking to look at, with a vivid blue face, two red wattles (flaps of skin) hanging from their neck and a hollow "helmet", known as a casque, atop their heads.