Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Maker
1959
Anas acuta
May 22 Pintail - Seen frequently since
we've been here. Groups of 2 & up to
17 or 20. Predominantly males. Few
pairs of male + female seen.
May 23 Continue to be abundant. Flock of
12-15 seen occasionally this day.
Also smaller groups + pairs. Some
of these may be the same flocks moving
up & down the river by camp. They are
still however the commonest duck
seen
May 25 Few pairs seen on tundra. They seem
well spread out.
May 26 Still ubiquitous for a duck. Noted a
flock of 6. Several pairs were seen
in the delta & about on the tundra
- a total of perhaps 6 .
May 27 Still common. Saw a fantastic performance
this afternoon. A female + 2 males flew one
beat. The female was issuing duck bleats + grunts.
Quack Quack - Quack Quack - etc.
One male was flying close to her. The other
we company - he flew along & arcing from
side to side with the male a foot or 2 from
her matching every swing. As they flew along
other males kept flying straight up from the
tundra so that in the 1/4-1/2 mile from her
passage over me 5 other males had joined