Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
2000 HAYDOCK
MELANERPES FORMICIVORUS
FANNY ARNOLD
LINTHR
30 MARCH 16:35 - Lots of acorns in granary. No birds or evidence of nest seen.
12 April 11:45 Bird in hole. Unopened hole in traditional nest tree located on same trunk as other opened holes. Same height as lowest opened hole, but 60° clockwise (looking up) around trunk.
2 MAY 11:30 - checked for birds in cavities - No evidence of a nest.
5 MAY 10:00 - Walt checked nest (hole opened on 12 Apr.)
5 eggs - 1 of which is a runt egg. Fairly fresh (~3 days into incubation).
① 21.2 X 17.0 (runt egg) ② 26.9 X 20.4
③ 26.1 X 19.7 New hole # 1147
16 MAY 14:15 - Walt checked nest. Found 4 nestlings. 3-4d old runt egg is gone.
1 JUNE 14:45 - Banded 4 nestlings with Walt.
6 JULY 13:50 - Banded the 3 nestlings with Erica. Plenty of acorns remaining.