Bullocks Oriole
Lambert M. Surhone, Mariam T. Tennoe, Susan F. Henssonow
High Quality Content by WIKIPEDIA articles! The Bullock's Oriole, Icterus bullockii, is a small blackbird. At one time, this species and the Baltimore Oriole were considered to be a single species, the Northern Oriole. This bird was named after William Bullock, an English amateur naturalist. Bullock's orioles are sexually dimorphic, with males being more brightly colored than females. In addition, adult males tend to be slightly larger and heavier than females. In general, adults range in mass from 29 to 43 grams. Adults have a pointed bill with a straight culmen. In adult males, the tail is long, square, and jet black. All exposed skin is black, as are the claws and bill, though the base of the lower mandible lightens to bluish-gray....
ISBN: 978-6-1333-2475-6
Издательство:
Книга по требованию
Дата выхода: июль 2011