158 FALCONIFORMES CHAP, 
and Asia north of the Himalayas; extending further south in winter, 
but represented in South Africa by A. rufiventris and A. ovampen- 
sis with white-spotted rectrices. It is bluish-grey above, with 
white mottlings on the nape and rufous cheeks, the white-tipped 
tail exhibiting from three to five dark bands, and the buffish-white 
under parts red-brown bars. Other species are blacker or browner, 
or more rufous below; A. rubricollis and A. erythrauchen of the 
Moluccas have the nape red; the latter, A. rhodogaster of Celebes, 
Fic. 40.—Nest of Sparrow-Hawk. Accipiter nisus. (From Poachers.) 
A, virgatus of India and East Asia (including A. nisoides), A. 
hartlaubi of the Gaboon, and A. ventralis of Venezuela, Colombia, 
and Ecuador, have nearly uniform ruddy under parts; A. erythro- 
cnemis of Brazil and Bolivia, and A. chionogaster, ranging from 
Guatemala to Venezuela are almost white beneath; A. bicolor of 
Central and South America having grey-blue for the white. A. 
melanoleucus of North-East, West, and South Africa is deep 
black, with brown bars on the rectrices, and some white on the 
