Assertion: cockatiel | /r/CapableOf | become angry
Facets:
Source sentences:
text: They may hit their heads against cages, pull their feathers, refuse to eat, or become angry.
text: They may hit their heads against cages, pull their feathers, refuse to eat, or become angry.
text: They may hit their heads against cages, pull their feathers, refuse to eat, or become angry.