166 GAIRDNER’S AND WHITE-HEADED WOODPECKER. 
species in the district. It is found on Vancouver 
Island, and along the entire course of the Boun- 
dary-line, south through Oregon and California, 
north to Fort Simpson: a few remain at Colville 
during the winter, but the greater number retire 
to the coast, and return in April and May. In 
May they pair, and bore out a hole in a dead tree; 
they use no lining for the nest, but lay the eggs 
on the bare wood. Their favourite haunt is on 
the stumps of trees growing round swamps or 
prairie-land. 
GAIRDNER’s WooppeckerR (Picus gairdneri, 
Aud.).—The same remarks apply to this wood- 
pecker as to the preceding, Picus harrisii. It dif- 
fers slightly in habit, generally hunting for insects 
on the maples, alders, and stunted oaks rather 
than on the pine-trees. Specimens of both species 
were shot on Vancouver Island, Sumass prairie, 
Colville, and west slope of the Rocky Mountains, 
at an altitude of 7,000 feet above the sea-level. 
WhitE-HEADED Wooprecker (Picus albolar- 
vatus, Baird).—The only place I ever saw this 
very rare bird was in the open timbered country 
about the Colville valley and Spokan river; why 
it should be confined to such a limited area I am 
somewhat at a loss to imagine, except it be that 
this woodpecker almost invariably haunts the 
