Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1980 Walter D. Koenig
Melanerpes formicivorus
Plague Nest Record
10 May 1000 (Laid 700)
Hastings Reservation
1 Egg (laid by 9494):
① 25.5 × 19.8 (5.60gm).
12 May dusk
No further eggs (see notes).
23 May
Two eggs laid: 1 tossed right away, the 2nd a runt (21.1 × 16.6)
which was tossed shortly thereafter.
24 May 622-658
Two more eggs laid: (Measured 8½hr after being laid)
① 26.0 × 18.5 (4.91gm) (9494?)
② 25.3 × 19.8 (5.59gm) (9494? )
25 May 630-658
3rd egg laid by 9494:
③ 26.6 × 20.4 (6.16gm) 9494 for sure.
26 May 715-808
4th egg laid by 9494
④ 26.4 × 20.0 (5.81gm) 9494 for sure.
~915-1000
5th egg laid by 9496
⑤ 25.7 × 18.1 (4.68gm) 9496 for sure
27 May
6th egg (could have been either-prob.9494)
⑥ 25.9 × 19.1 (5.20) (9494?)
28 May
7th egg (laid by 9496 most likely)
⑦ 25.9 × 18.6 (4.85) (9496?)
29 May 1900
Still 7 eggs, warm.
1 June 1445
Still 7 eggs, warm.
5 June 1100
" " "
6 June 915
" " "
7 June 900
Eq#1 hatched; #3,4 pipping, #2,6,7 not pipping yet, #5 gone entirely (!)
go to p. 11a