Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1979 Walter D. Koenig
Melanerpes formicivorus
1800
(6 November) here, which is being used by the 1500 birds (still).
1225.①♀ or /m #193 with acorn.
1240.(②♂ bil/la #476 here now.
1315. Counting stores. Still the 3rd bird remains elusive!
Main tree: 563
13 November 955. Watching. 2 birds sitting in main tree. ①♂ bil/la #476;
②♀ 201m #193.
1013. Finally: ③♂ m /:: #347. Can't see his upper band well
but is definitely 3M/. Here preening. Me leaving.
13 December 1440. Counted stores: 727, all in the main tree. Still no
sign that these birds are interested in using the old nest tree.
1450. Watching.
1520. There were 2 birds here when I arrived but none seems
interested in returning. Going to get my acorn sample.
I managed to get a sample of 50 acorns from the granary
and replace them with ones of my own.