Fulica, Part 2, v1315
Page 255
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