Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
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as she stepped in, but I could not see whether she followed the pre-
viously noted pattern of "showing it to the eggs", as with earlier
nests.(Without looking up back notes, my present recollection is that
this action was seen principally, if not solely, about when the eggs
were due to hatch, though this may not be correct. However, it has
been frequently noted that the oncoming shift carries a worm to the
outgoing one and that change is frequently brought about by feeding
the bird off duty).
oak
10:35. Greenie in nest, B at top of old called after a few prelim-
inary soft warbles:
B calls
You-wheet-you , you -wheet-you; Tork-queellya, tork-quell ya , eepeep eep
G answers
from nest.
B sings.
G answered loudly: Tork-queellya , twice in the very same key and
(from the nest)
quality of tone. B then proceeded to sing, using entirely different
phrases than heard earlier, and less harsh.
This again illustrates the tendency of these birds to answer
calls with like phrases. Incidentally it also shows that both birds
know and use the same phrases, as previously noted.
In his earlier songs this morning, some of B's phrases were:
Purr-pur-ree, cha-taw; peet.-byou-ick, cha-taw; gur-r-r-kit (3x)
Rapidly
B objects to
handling, but
permits it.
At 11 o'clock I decided that, whether Brownie on the nest, liked
it or not, I would see if there were two eggs. He again set very tight
and protested soundlessly while I clasped his body in one hand, fingers
on one side, thumb on the other and felt around with my fingers
There were two eggs. I smoothed down the feathers I had displaced
and as I drew my hand away, B took hold of a finger and held on to
it for a moment, then released it.
The excitement this morning, and the singing, were undoubtedly
connected with the egg-laying. This fits into a clear pattern.