Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1981 Walter D. Koenig
2
Melanerpes formicivorus
1500 Nest Record
Hastings Reservation
6 eggs laid: ① 25.0 × 19.7 (laid 25 April)
② 25.2 × 20.3 (" 26 " )
③ 24.3 × 20.2 (" 27 " )
④ 24.5 × 20.1 (" 28 " )
⑤ 24.6 × 19.8 (" 29 " )
⑥ 24.7 × 19.6 (" 30 " )
11 May 1530
All eggs hatched
675 676 677 678
①R-Dr ②N-Bik ③L6-Dr ④
(Birds not marked)
11 May 1530 14.5 13.3 11.0 9.8 4.5 not weighed
17 May 1330 34.0 42.0 36.5 25.3 - -
31 May 1445 72.2⁷¹ 81.2⁸² 77.9⁸⁰ 65.9⁶²
Devel. sequence (Cavorn)
2 1 3 4