Assertion: cockatoo | /r/CapableOf | become aggressive
Facets:
value: extra
type: DEGREE
value: during the breeding season
type: TEMPORAL
Source sentences:
text: Cockatoos who do not feel that their emotional needs are being met will scream, engage in feather plucking or feather picking, and become aggressive.
text: Please note that cockatoos can become extra aggressive during the breeding season and that they may deliver painful bites with their strong beaks.