Cambridge, Mass.
1910.
Feb. 6 [February 6, 1910]
(No 2)
Although when I first noticed the pair (from
the windows of my dressing room) they were making
for the elm that stands at the head of our driveway.
On reaching it the female started up the trunk but
after ascending only a yard or two she stopped and
allowed the male to overtake her not, however, without
making at the very last a palpably sham attempt at
continuing her upward flight. On reaching her the male
at once covered her, first clasping her body in his fore
arms with his feet pressed in under her shoulders and then
almost instantly securing sexual connection, apparently without
much difficulty. At its beginning the act was rather tame,
for the female remained passive with her tail hanging down
limply and her head pointing straight upward while the
male showed comparatively little ardour; but as the affair 
progressed and the male warmed to his work the female
Gray
Squirrels
engaged in 
copulation