Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1982 Walter D. Koenig
Melanerpes formicivorus
Black Calk Nest Record (2nd nest only)
Hastings Reservation
20 June 1450
2 babies and 2 eggs
(1 egg addled (prob. infertile);
other w/ fully formed embryo)
(10)r
(3) Red
20 June 1450
25.2¹²
28.4¹³