Assertion: harrier | /r/HasProperty | circus pygargus
Facets:
Source sentences:
text: The Montagu's Harrier (Circus pygargus) is a migratory bird of prey of the harrier family.
text: Ring-tail harriers include the juveniles and females of Montagu's harrier (Circus pygargus), hen harrier (Circus cyaneus), and pallid harrier (Circus macrourus).