© Christoph Moning
© David Guarnieri
© Christoph Moning
© Ryan O'Donnell

チビオガラス Corvus rhipidurus

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識別

MERLIN提供

This medium-sized all-dark crow has a unique batlike silhouette. When perched the tail seems normally-proportioned, but in flight it tail appears extremely short. Bill is short and heavy. Lives on high desert cliffs. Extremely aerobatic and often in medium-sized groups. Gives a high-pitched croak.

MERLIN提供