Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
2000 HAYDOCK
2001
2002
1800
19JUNE 11:00- 3 babies that are 3-4days old. No eggs remaining.
2001
21MAY 11:30- Checked nest for hatching- Found 2 chicks about 4days old. 5eggs - some of which may be fertile.
7:05- Removed 4 eggs - (I removed by group member during watch - see [illegible]'s notes)
Returned to lab to check to see if any had an embryo - all infertile.
8July 15:30- Checked 2nd nest for hatching-
Found 2 chicks about 4days old. No eggs remaining in nest.
2002
23MAY -15:00 - Checked nest for status.
4 eggs. Early-Mid incubation.
① 24.0 X 19.7 ② 23.5 X 19.3
2June 13:00 - Checked nest for hatching.
3 nestlings. 2 of them about 2 days old;
The 3rd only about 1day old (May not make it to fledging). 1 egg remaining (Looks to be infertile)
12July 7:05- Checked for 2nd nesting attempt. No bird seen in a hole. No acorns (maybe very few) remaining
Found very new hole - in blue oak along creek below 1800 - holes face upstream