Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remsen,
J.V.
1977
Broad-winged Hawk
Buteo platypterus
Oct. 2 Point Diablo, Marin Co., Calif.: 1 seen overhead at Bunker
Hill at ~ 1130 - short broad wings and short, broad
triangular tail. The tail was black and white banded
Underwings were all gleaming white except for strongly contrasting
black tips of primaries. Underparts also clean white without
streaks