Assertion: black mamba | /r/CapableOf | display great truculence
Facets:
value: in mimicry of a cobra
type: OTHER
value: by spreading its neck-flap
type: MANNER
Source sentences:
text: When confronted it can display great truculence and will gape, in mimicry of a cobra, by spreading its neck-flap, exposing its black mouth and flicking its tongue.