Concord, Mass.
1909
May 19
(No 4)
feet and at a very gentle incline. Sometimes
the undulations followed one another so closely
and regularly that the bird's course was not unlike
that of a galloping Goldfinch or Woodpecker but as
a rule he would fly for several rods on a level
plane between one dip and the other. While moving 
thus he sometimes glided on set wings for a few rods.
At all other times, whether flying level or swinging
first downward & then upward, he moved his
wings incessantly. I could detect no difference in 
this motion when the winnowing sound was
produced from that when the bird was moving
on a level plane & making no sound that
reached my ears. When he ceased his song flight
he merely pitched down into the meadows with
closed or half closed wings & silently as Snipe
Drumming of Wilson's Snipe