Assertion: rough legged hawk | /r/HasProperty | b. lagopus
Facets:
Source sentences:
text: Representative buteos include the red-tailed hawk (Buteo jamaicensis), the rough-legged hawk (B. lagopus), and Swainson’s hawk (B. swainsoni).
text: An old colloquial name is ferrugineous rough-leg, due to its similarity to the closely related rough-legged hawk (B. lagopus).