Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1993
1994
Walter Koenig
Melanerpes formicivorus
Lower Haystack
HNHR
29 January
Counted stores: Main tree: 1814? 2184
2° tree: 370)
Not particularly impressive for this group. Granary, in fact,
is only haphazardly stuffed with acorns, certainly not more than
½ filled. What's going on up here?
3 April
1100. Acorns remaining here- lots.
24 April
1430. Bird in traditional hole in the granary. Checked it:
6 fresh eggs, 4 of which are regular, 1 of which is quite
small but still normal, and 1 of which is a definite runt.
27 April
1400. Bird in hole: still 6 eggs including the runt. Eggs warm.
25 May
1500. Banded & bled the 4 babies here.
9 July
Stores remaining (plenty)
1994
20 January
1100. Counted stores: HNHR. Not particularly full, but
4250{
→ 3735 (Main tree) in decent shape.
→ 515 (2° tree) I est. ~80% full.
23 May
1630. Checked for 2nd nest: only sign was a bird flushed
from or near the traditional hole (1st nest hole), but I
checked it and it is empty.
Plenty of stores left here.
29 May
1410. Bird in the hole again, but - it's still empty (!)
5 June
1050. This time: 6 eggs, fairly fresh. ① 25.8 × 20.1
② 25.5 × 20.5 ③ 25.6 × 21.2 ④ 25.5 × 20.5 ⑤ 25.2 × 21.0 ⑥ 25.0 × 21.4
21 July
Unsurprisingly, there are still stores here.