Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1982 R.c. Mumme
Melanerpes formicivorus
Low Hay
23 Aug
* * GROUP UPDATE * *
① J773 disappeared. 22 June ±3 days
Last seen by RCM 82 06 19. Missing by 26 June
20at Granary census, 0820-1020. Lots of acorns already stored
1020, Pretty slow, although a few good defense observation,
including an intrusion by 9648, formerly of Blom I.
Complete census: 8461 9524, 9587, 8770, 8774 all
seen well, and 8771 seen fleetingly.
23Oct Another granary census, 1130-1330. Wow, one of the
very best storing frenzies I've ever seen! 62 acorns in the
first hour, 108 total for the two hours! Not bad.
Complete census, although 8774 kept very low profile throughout.
He stored only one acorn! All the acorns were coming from the
area S f SW of the granary. May have mostly been
Blue oak acorns, but I wasn't sure.
11 Nov Granary census, 1400-1600. Very slow
1400 Nobody
05 "
10 "
15 "
20 "
25 "
30 "
35 "
40 "
45 8461 9524 ~4
50 9524
55 "
1500 "
05 "
10 "
15 "
20 "
25 Probably 8461
30 8461 8771 8774
35 8461 8771
40 " "
Storage
1545 8461 8771 9524
50 8461 9524 9587 8771
55 " " " " "
1600 " " " " "
TOTAL (2) ½ hr