Field book II: Egg collection from Danville, v4476
Page 39
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
34 April, 24 Nuttall's Woodpecker. 897 1/4 #20 Nest in a dead grape tree on side of steep canyon, twenty feet from the ground. Cavity about seven in. deep and three and one half in. in diameter Inc- slight.