Assertion: ornithologist | /r/CapableOf | protect whooping crane
Facets:
value: from extinction
type: TRANSITIVE-OBJECT
Source sentences:
text: Ornithologists can be found working on a variety of projects, for example protecting endangered species, such as the whooping crane and peregrine falcon, from extinction or addressing practical problems, such as keeping scavenger birds away from landfill sites or stopping geese from nesting near airports.