Assertion: hummingbird | /r/HasProperty | vulnerable
Facets:
value: to predation
type: CAUSE
value: to passerine other animals
type: TRANSITIVE-OBJECT
value: due to their small size
type: CAUSE
value: to passerine birds
type: TRANSITIVE-OBJECT
Source sentences:
text: Due to their small size, hummingbirds are vulnerable even to passerine birds and other animals which generally feed on insects.
text: In the temperate zone, weather is a major challenge, but hummingbirds are vulnerable to predation too.