Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1977 Walter D. Koenig
Melanerpes formicivorus
Big Tree Nest Record
3 May 1300
Hastings Reservation
Bird first seen in hole; hole opened; 4 eggs; fresh.
① 24.3 × 18.8
② 24.2 × 18.8
③ 24.0 × 18.5
④ 23.8 × 18.1
4 May 1915
Still 4 eggs.
9 June 1430
36abrics
① 403
② 404
③ 405
9 June 1415
76.2 100/22.2 753 83/20.9 68.2 91/22.1
23.8/75/54 23.8/56/38 23.7/66/30
2