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
Haystack-Blongquist Nest Record Hastings Reservation
4 May 1120 Bird in hole.
& 1500. Hole opened: 1 egg, fresh (cold)
① 25.0 × 19.6 mm
12 May 1000 Hole opened: No eggs.