Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Euliea americana
513
June 22 Jewel Lake, 570ft Contra Costa Co, Calif-
was at J28. I was at the nest at about
2:50 p.m. Now, ten minutes later, the
closest adult is drifting towards the nest
area. I pulled a few cat-tails from in
front of this nest, and also cleard two
holes through the cat-tails so I can see
when any bird approaches or leaves the
nest. Since the ♂ is the bird with the
pointed shield in this pair, he is the
bird nearest the nest. But now the
♀ is moving S along the west side of
the open water and has stopped to feed at
J24. Only four of the immatures are
out feeding. They seem to be completely
independent of the adults. They act
like a normal flock rather than
much of a family group. 3:06- now the
2 adults have worked together to do
some billing and bowing at A23. Here
comes the fifth yng, working N from
S part of the pond. 3:17 p.m. - all five
yng are feeding together on the open water
and a minute ago they were greening
there. About 3:15 p.m. one bird was
apparently in on the platform at M2.
giving a series of low calls. That bird,
or another, came out of there, moved over
towards the rim, apparently giving
some sign of threat since the yng
started "peepin'" and keeping well
ahead of the advancing parent. Then
the parent turned S working towards
the nest 3:22 p.m. When the parent