Assertion: bald eagle | /r/HasProperty | reduced to fewer than 50 pairs
Facets:
value: by 1939
type: TEMPORAL
value: by habitat destruction
type: CAUSE
value: by purposeful killing
type: MANNER
Source sentences:
text: Bald eagles were common in Missouri in the early 1880s (11), but were reduced to fewer than 50 pairs by 1939 (117) by habitat destruction and purposeful killing.