Assertion: hummingbird | /r/AtLocation | risk
Facets:
value: from a variety of threats
type: CAUSE
value: because of their high metabolism
type: CAUSE
Source sentences:
text: Because of their high metabolism, hummingbirds are at risk of starving to death if there is not enough food available.
text: These hummingbirds are not endangered or threatened in any significant way, though they are at risk from a variety of threats.