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Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
1980 Walter D. Koenig
2
Melanerpes formicivorus
Finch
Hastings Reservation
21 March Purge: 3499. Last seen 10 Oct. 79. Gone by 17 December
-> Dis. about 13 Nov. ±1 month.
10 April Nobody in any holes here at 910
16 April 1400. Went up and opened the nest hole (in the sycamore by
the bridge) where there are 6 (!) eggs.
18 April 1650. Checked the nest - still 6 eggs.
26 April 1700. Checked the nest- 4 babies plus 2 unhatched eggs. The babies
were measured, banded, and returned
13 May 1500. Checked the holes- no sign of a second nest so far.
14 May 1600. Banded and bled the babies, all 4 of whom are fine (which is more
than I can say for the weather, which is rotten). They are #540-543.
15 May 1700. None in any new holes.
22 May 1115. "" ""
2 June 1400. Checked the nest hole (where Ron had seen a bird looking out)
to find 5 eggs.
6 June 1415. Checked the hole: still 5 eggs.
1650. Counted stores: Valley Oak: 345
Main Sycamore: 169
Misc. oyc: 166
} 680. Also decreased markedly.
18 June 1800. Checked the babies, of whom 4 have made it thus far. No
other sign of the 5th
3 July 1500. Banded and bled the babies, who are now #613-616. They were
all in good shape- a lot of ectoparasites, but ok anyway.
14 July Sandy came back from a nestwatch here at about 1300 with
a bagful of feathers, which were found in 2 distinct piles
right below the roost holes facing the road in the Sycamore
granary (and this year's nest tree). They were (go to p. 4)