Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1980 Walter D. Koenig
Melanerpes formicivorus
Haystack-Blonquist Nest Record
26 April 1545
Hastings Reservation
Hole opened 4 eggs (incubated)
① 27.2 × 19.0
② 26.7 × 19.8
③ 25.3 × 19.8
④ 26.1 × 19.9
7 May 1700
4 babies
#573 #574 #575 #576
① Ycl-Blk ② Red-Blk ③ LG-Or ④
7 May (1700) 31.8 25.6 31.4 21.4
24 May 1215 85.1 (76) 75.4 (57) 85.7 (66) 68.6 (45)
Development sequence →
(crown)
1 #575 close
3
2 #573 close
4
Way behind