Bird Notes, Part 1, v658
Page 221
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
different kind of talk than she has used before. She ate soft food and when I held the box of worms out to her, she threw out all of the bran with side sweeps of her bill back and forth, rapping the side of the box at the end of the stroke. After eating all the worms she picked up a twig about three feet away, considered it for a time and the dropped it. She picked up one or two more and dropped them. Both of them the birds went to the old nest location and looked up into the branches, but did not go up to it. I removed this nest some time ago. They then showed interest in the surrounding trees, walking under them and looking up into the branches and then one of them climbed up into it. I did not watch longer, because if these birds build a third nest here, they will undoubtedly show me where it is by picking up twigs near me and going directly to the new location as they have done on both former occasions. If they run true to form, they will not attempt to keep its location secret. The incubating period of the first egg was not less than 13 days and not more than 15 days. Not having marked any of the eggs, no closer approximation can be made. Incidentally, it looks as if the birds themselves did not know how long it takes when they laid the first set, but that have learned from experience when to give up! I ex- pect to find the two eggs in the present nest infertile when opened up. At 5P.M. I went out to see if there was anything new. When I reached the glade Brown-eyes was sitting on a small stone preening. Green-eyes was out of sight, but I could hear him digging in the leaves not far away. These notes will show that, by feeding the birds, they are