Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
2002
2003
2004
WaltW D Koernig
Melanerpes formicivorus
LARB 2
HNHR
24 May
830. Checked nest (assuming we would band kids)
only to find 4 incubated eggs, which R
Measured: ① 24.0 × 20.2 ② 23.3 × 21.1
③ 25.3 × 21.4 ④ 25.8 × 21.1. Presumed
timeline: hatch ~ 27 May, band ~ 16 June.
5 June
1305. Watching. No noise from nest - was
it failed?
1405. Zilch.
12 June 800. Checked hole: empty. 2nd failure for
these guys!
2003
7 April
Bird in traditional hole.
17 April
1200. Finally opened the hole: empty. Early nest
failed? Who knows? Could have been anything, or
nothing.
7 May
1145. Bird in hole: 5 eggs, incubated.
① 22.5 × 18.3 (not developed) ② 24.6 × 19.4 (not developed)
③ 24.6 × 20.0 ④ 24.9 × 20.4 ⑤ 24.8 × 20.4.
Hatch ~ 10 May; band ~ 31 May.
29 May
1100. Banded and bled the 3 kids here.
2004
4 May
1330. Bird in hole: empty.
11 May
1500. Bird in traditional hole again: 4 fresh eggs
① 24.3 × 20.5 ② 24.3 × 20.2 ③ 24.9 × 20.5 ④ 25.6 × 20.1
11 June
1500. Banded + bled the 2 kids here.
25 Sept
1400. Bird in hole; checked it: empty.