n.large hawk of the northern hemisphere that feeds chiefly on small rodents and is beneficial to farmers
同义词：rough-legged hawkButeo lagopus
The Ferruginous Rough-Leg in Washington
Observations of the Ferruginous Rough-Leg in Iowa
The Status of the Ferruginous Rough-Leg in the State of Washington
The Ferruginous Rough-Leg, Archibuteo ferrugineus in Montana
Influx of Roughlegs Buteo lagopus into Switzerland in winter 2010/11
Method and apparatus for manufacturing a rock bit leg
Rough Spot on the Leg
Późnowiosenne stwierdzenie myszołowa włochatego (Buteo lagopus) na Nizinie Północnopodlaskiej Late–spring record of Rough – ...
Development of four-wheel-type mobile robot for rough terrain and verification of its fundamental capability of moving on rough terr...
Extraction of Motif Patterns from Protein Sequence Using Rough- K-Means Algorithm
