Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1981 R.L. Munne
7
Melanerpes formicivorus
Road 1
(18 April)
♀383 working acorns next to each other in the granary,
with no sign of any aggression whatsoever.
1036, ♀383 returns to Black Oak nest (empty)
enters
1050. Egg in 10 granary now totally demolished.
No sign of it. No birds have returned to the sycamore
where ♀383 'stored' ♀269's egg.
1100 End memorable watch. Raining now.
So, to wrap up!
① 3 eggs were tossed. ♀269 tossed two of ♀383's.
♀383 tossed one of ♀269's!
② All were eaten or stored. However, they
all became the communal property of the group, as
many different birds fed on the eggs, ad the
tossers showed no defense of the egg in any way.
19 April
Start watch at 0615 in rain from PO Hill. ♀269's egg
(tossed by ♀383) from 18 April still in storage hole
in sycamore, but largely eaten & broken up. 0730 Bluebirds
0735, ♀383 lays in Black Oak Hole (fide Walter).
♀269 lays in
V.Oakhole
{
0808. ♀269 enters Valley Oak hole, with ♂486 in
attendance. ♀269 had been at the Black Oak nest tree,
but seemed bothered by the presence of the Rope &
Ropeladder, which Walter left partially up
0810 ♀269 looks out 15 sec
0814 ♀269 leaves,
flies to sycamore where tossed egg was "stored yesterday"
♂577 eats some fragments of the egg. ♀383 cats
some of the eggshell & remains.