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Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
1980 R.L. Mumme
21
Melanerpes formicivorus
Plaque
(22 May) Continuing watching nest hole at 0820, 0901, ♀496, ♂473
♀494 enter hole, in that order, all down. All Leave (♂, ♀494,
♀496). Ending watch 0905.
23 May
Quite a day here at Plaque, as we detect egg-tossing
Rust egg!
once again!! Unfortunately, the exact situation was
21.1 x
somewhat muddled, but the results were clear: ♀494
16.6
Red-white/Red tossed two eggs out of the nest! Here
are the details.
Start 0615 (0515). Nest empty!
0701 ♀496 enters, garrickts from inside twice at 0704
0707, ♀494 at hole, looks in, doesn't enter. 0725, ♀494
and ♂473 enter nest! 0728, ♂473 leaves 0730.45,
♀♀ leave, ♀496 first. Going to check hole
0745. Hole checked -- still nothing
{
2 eggs
laid (?)
0815.30 ♀496 enters. 0817 ♀494 enters. 0821 ♀494
leaves, ♀496 heads out. Back down 0821.45.
0823 ♀496 leaves, reenters immediately!
0824 ♀494 enters, ♂473 follows at [illegible] 0824.45
All 3 inside nest! 0826, ♀494, ♂473 leave
(a follow!), 0830, ♀494 enters again, ♂473 follows
her in again (another follow). 0835, everyone leaves
♂473, ♀494, ♀496.
→
0840, ♀494 Red-white/Red at nest, enters only
momentarily, as I leave blind trying to scare her off.
(I wanted to check the nest, and didn't want her to
get in) Nonetheless, she sneaks in for about 5 sec,
and I, walking toward the hole, see her leave