Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1976 Walter D Koenig
3
Melanerpes formicivorus
Keep Out Nest Record
Hastings Reservation
22 April 1300. Bird first seen in nest hole
30 April 1100. Hole opened. 3 eggs present
2 May 1430. Same 3 eggs present
4 May 1815 Bird flushed from hole.
5 May 1745 3 eggs, unchanged. Eggs measured:
① 25.8×19.3
② 26.3 × 19.3
③ 25.7 × 19.3
11 May 1730 Noises indicate hatching has occurred.
9 May Estimated hatching date
① LBlue ② LGreen ③ White
[4] 13 May 1900 29.3 9/28 28.2 8.5/26.5 28.6 9/29.5
[6] 15 May 1730 41.2 17.5/36 39.8 17/34 38.1 18.5/38.5
[10] 19 May 1845 60.6 30/55/33 61.6 28/55/31 61.5 31/60/36
[22] 31 May 1415 91.9 40/-1100 90 40/-1100 85.7 35/-1102