Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Banks
1957
Zonotrichia leucophrys
19
3 April
Greenhouse Area, Nest B
1805. Not much change from this morning.
Primaries are 2mm at most. Weight 8.8 gm.
Gaped when I put the mirror up, but not
when I put [illegible] hand up. Adult bird saw
me remove & replace the young bird.
S E corner Univ. Fulton, Nest F.
Marked - 12.8 gm Prim 3 mm.
Unmarked - 12.7 gm. Prim. 3mm;
Unmarked bird has eyes slightly open. Other
bird more active. Began to gape as soon as
I parted bushes. Gaped in my hand. Very
active on balance pan, almost got off.
Nest A
No change. Have not flushed a bird for the
last 3 visits. I think they have deserted.
They are certainly way overdue to hatch.
4 April
Greenhouse Area, Nest B
Weight 9.2 gm. Primaries out 4 mm. 0615
The bird is not very active this morning. It
gaped when I held the mirror up, but did
not stretch straight. It gaped weakly
on the balance pan. It struggles hard if I
try to put it on its back. Its eyes are
open slightly.
S E corner Univ. Fulton Nest F
Marked 13.1 gm 5mm Primaries
Unmarked 12.2 gm 5mm Primaries
The unmarked bird was much more active both in
my hand and on the balance. Neither bird gaped
when I parted the bushes. 0630. Eyes are
open.