Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1976 Walter D. Koenig
Melanerpes formicivorus
Road 3 Nest Record
Hastings Reservation
29 April 1515.
♀ first flushed from nest hole
2 May 1000.
Hole opened. 5 eggs
6 May 1600
5 eggs, unchanged. Measured:
(1) 25.8 x 20.5 (2) 25.1 x 19.5
(3) 24.9 x 19.7 (4) 25.0 x 20.1
(5) 25.5 x 20.4
7 May
Estimated hatching day
[5] 12 May 1815 31.7
9/28 23.9 8.5/27 26.8 8/26.5 23.8 12/23 16.5 5/18.5
[7] 14 May 1730 39.9
17/35.5 37.2 16/35 35.1 16.5/34.5 32.0 14.5/35.5 24.3 13/25
[9] 16 May 1230 46.8
22/45 44.1 20/43 43.3 22/44 40.2 18.5/38 29.9 14.5/32
[12] 19 May 1545 59.0 8/6
29/58/35 60.6 8/5 56.3 31/59/34 54.6 4/12 43.7 27/42
[15] 22 May 71.9 21/16
37/70/55 68.7 20/15 68.3 20/15 69.8 17/12 54.3 10/7
[23] 30 May 1136 84.8 64/40
77 2 69/40 80.0 60/40 82.6 59/37 75.1 56/31
14 Oct. 1978
I have no sure record of which birds
the nestlings are. I assume I
did them in order.