Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1985 Walter D. Koenig
Melanerpes formicivorus
Road 3
Hastings Reservation
1 February
1230. Counted stores: Main tree: 708 ? 838
20 tree: 130
Doesn't seem particularly full, but they're doing OK. No
birds seen.
8 April
2 birds roosted in the sycamore tonight (Missy).
11 April
Yet another failed ambush here. That's about the end of "tennis
ball" technology - the monofilament gets messed up too
easily.
22 April
xx Group Update xx
j 949, 950, 951. All NSAB. Missy may have
seen one of these, but we doubt it, so they're all
going for now.
5 May
So far no luck at finding the (a) nest here. Missy up on the
hill watching this afternoon.
6 May
945. Watched from up on the hill for nearly 2 hrs. The birds (only
a pair) were all over, but didn't act as though they had
a nest. However, right at the end they finally gave it away-
when the ♀ (and ♂ briefly) went to the hole in the sycamore
facing the creek. As she was still in it when I made it
down, my bets are on it. In any case, either it's not even
quite started yet or she's probably just laying.
Also at the end the ♂ flew over the creek to a big Valley Oak
up along the gorge where the pipeline comes down from the
Arnold. In the tree he was met and eventually chased by
at least 3 other birds. I went over there and looked
around - the tree is an old granary, but appears not to be
in current use. However, there just may be another