Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1989
1990
Walther D Koenig
Melwarpes formicivorus
Road 3
HNHR
12 June
Some acorns still in the granary here
27 June
1115. Watching from the truck.
1215. 1 bird came by, but noone's really using the granary here.
2 August
830. Birds seem to be out of stored acorns now.
1990
17 January
1400. Counted stores: Main sycamore: 346 2 347.
Valley Oak: 1
Acorns appear to fill only a small proportion (10%?) of holes
here; they are nowhere near capacity. They are also certainly
at least somewhat past their peak, as there are some (not a lot)
of shells up in storage holes.
29 March
1430. Not too surprisingly, The birds seem to be close to out of
acorns here already.
24 April
At least 1 bird flushed from the granary here this evening.