Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
986.
This was the signal for me to leave.
Circe was not seen to carry food on any of her numerous approaches. She dusted and preened 20 to 40 feet away.
Roughneck is now seen frequently, mostly at the feeding station in the patio.
June 12th.
Roughneck is still here, but he keeps an eye out for Brownie.
Thresher song. At present, and during the nesting period, song has been confined mostly to early morning hours and late afternoon, principally the former. Nova is becoming somewhat more vocal. There is no sub-singing.
About 10:15 Dr. Reynolds and I went to the thrasher nest and, the parents being absent, took out the smaller thrasher for photographing. It was noted that its faeces were no longer enclosed in a membrane. With thrashers this is a sign of early departure from the nest. While we were engaged with this bird, Rhody came and fed something to the one still in the nest, then came to see what we were doing. He did not appear much disturbed, though he hrooed repeatedly, this time with a more pronounced rolling of the r's, much like a domestic pigeon. Was added the larger bird to our group We tried to get the youngster to take a lizard, so that we could "shoot" him in the act, but he did not appear to be hungry and Rhody spoiled our set-up by stealing the lizard from Dr. Reynolds' finger tips and giving it to the youngster in the nest. A Jerusalem cricket was placed by the chick on the ground in the hope that R would feed it to that bird, but he had other ideas and gave it to the other one. This one was placed on the ground beside the first one and while Rhody kept in our immediate vicinity, it was not possible to get all three in the field of view at the same time and the larger bird persisted in running away. On being caught once, he squalled loudly and R came to the rescue, showing