ORNITHOLOGIST 
— AND — 
OOLOGIST. 
$1.00 per 
PUBLISHED BY THE FRANK BLAKE WEBSTER COMPANY. 
Single Copy 
Annum. 
ESTABLISHED MARCH, 1875. 
10 cents. 
Vol. XVIII. 
HYDE PARK, MASS., MARCH, 1893. 
No. 3. 
Distribution of Cooper’s Hawk in 
Illinois. 
J. E. Dickinson. No. 31. 
Summer resident ; common. 
Arrives first week in April, leaves middle 
of October. One specimen, December ix, 
1891, and one January 13, 1893. 
Nests, usually in groves of black scrub 
oak, sometimes in the edge of the larger 
timber ; but always in a black scrub oak, 
usually placed near the trunk, 20 to 40 feet 
high. 
Nest composed of dead limbs and twigs, 
lined with smaller twigs and rootlets. An 
old Crows’ nest is rarely used when the first 
nest has been destroyed. 
Complete sets — first week in May (earli- 
est May 3), and always consists of 3 eggs. 
Color of eggs, light blue, sometimes marked 
with red. 
Average size, 1.98x1.50; largest, 2.05 x 
x.54; smallest, 1.92x1.45 — average from 
1 2 specimens. A second and third attempt 
will be made to nest if the previous sets are 
destroyed, the second set being complete 
about the middle of the month, and the 
third the last of the month (earliest third 
set is May 24). 
Common names, “ Chicken Hawk ” or 
“Pigeon Hawk.” 
Food, young poultry and birds ; not much 
of a mouser. 
F. A. Gregory. No. 3. 
Summer resident ; tolerably common. 
Nests in May (May 24, 1890, 1—3) in 
black oak. Sometimes uses old Crows’ 
nest ; 3 eggs, light bluish. 
W. E. Pratt. Nos. 6, 7. 
Nests; common. 
Nests found (April 27, 1-2 ; May 1, 1-4 : 
May 2, 1-2) in old nest of Red-tail Hawk, 
(May 15, 1-3, 1-5; May 21, 1-5). 
O. H. Swazey. No. 6. 
Resident ; tolerably common. 
Nests commonly in the timber, but is not 
particular as to the density or its remoteness 
from houses. 
Nest built in a crotch of a tree, usually 
the black oak — average 40 feet from the 
ground — of stick lined with grape and 
other bark. 
Eggs laid in May, 2 to 4 in number. 
Whitish, sparingly blotched with drab. 
Gordon Schanck. No. 6. 
Summer resident ; occasional resident. 
Arrival, February 15 to March 15 ; de- 
parture, October to December. 
Very common.- 
Nests commonly on either high or low 
ground near edge of woods or clearing. 
Nests in any kind of high timber from 20 
to 50 feet, composed of sticks and roots, 
lined with grass, bark, and cornstalks. 
Date from April 15 to May 30. 
'Number of eggs usually 4, sometimes 2. 
Incubation, 3 to 4 weeks. 
Usually greenish white, very seldom 
marked ; oixly 3 in 1 3 were marked a very 
faint reddish brown ; but when incubated a 
dull white. Measure, largest, 2.08x1.60; 
smallest, 1.85 x 1.45 ; average, 1.90 x 1.52. 
Copyright, 1893, by Frank Blake Webster Company. 
