Assertion: bald eagle | /r/HasProperty | rare
Facets:
value: by the 1950s
type: TEMPORAL
value: in the lower 48 states
type: LOCATION
Source sentences:
text: Populations in Alaska and Canada remained healthy even while bald eagles were rare in the lower 48 states.
text: Bald eagles commonly nested in New York in the 19th century, began declining in the early 1900s, were rare by the 1950s, and dwindled to virtual extirpation in the 1960s (117).