Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1982 R.C. Mumme
5a
Melanerpes formicivorus
Dark Hollow Nest Record
28 May 0700, opened the hole 1 runt egg
(see notes)
(1) 20.5 x 15.3 (9696?)
(thrown out later by 9695, see notes)
29 May 0715 checked the hole 2 eggs (runt, normal)
(9695?)
(1) 18.7 x 14.7
(9696?)
(2) 25.2 x 19.2
both
(thrown out later by 9695, see notes)
30 May 0700 Two eggs (9695?)
(9696?)
(1) 25.0 x 19.2 (no air cell)
(2) 24.8 x 19.9. (air cell)
31 May 0700 4 eggs
(see notes)
(9695?)
(3) 25.9 x 19.5 (no air cell)
(9696?)
(4) 24.5 x 19.7 (air cell)
(no air cell)
1 June 0650 5 eggs
9695 for-sure! (5) 25.9 x 19.7 (cell)
(see notes)
(also heavily marbled)
2 June 0600 beggs
9696!
(egg laid late June!)
(6) 26.0 x 19.0 (off-center air cell)
4 June 1545
(9695?)
(7) 25.9 x 18.9 (no air cell)
(egg-laid 2 June most likely)
12 June 1030
4 nestlings (from 1, 2, 3 + 4)
3 unhatched eggs (all pipping)
14 June 1430
5 nestlings egg 7 unhatched
(new nestling from either 6 or 5)
16 June 1600
5 nestlings
egg 7 unhatched, with well-developed embryo from egg 5 or 6
hatched 12 June from eggs 1-4
① Yel-Dorn ② Wht-Red ③ Red-LBlue ④ DBlue-wht(N) ⑤ NB
wt 24.5 21.0g 21.5g 17.0g 7.0g
did not make it to 23 June