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
Road 1 Nest Record
25 April Found surprise nest in Sycamore (not marked or measured)
2° granary: Opened 1000 6 eggs
26 April Peeped in, 1600 8 eggs
28 April Climbed up to the hole, REMOVED ALL 8 eggs, 1400
We are going to make this group renest!
Eggs measured: 25.6 x 20.4 25.0 x 21.0
25.9 x 20.3 25.4 x 21.1
26.2 x 20.3 25.2 x 21.3
?269? → 25.8 x 20.0
24.4 x 19.5 ?383?
(Looks like a 5-3 skew again)
7 May New nest in 1981 hole. (later tossed by ?383)
0720, egg ① 24.5 x 18.5 (?269?)
8 May Two new eggs, 0745 ① 28.2 x 20.0 (?269?)
(both thrown out: see notes) ② 22.3 x 18.0 (?383?)
9 May Two new eggs, 0745 ① 25.4 x 20.8 (?383?) 22 May hatched
② 26.0 x 20.4 (?269?) 22 May hatched
10 May Checked hole, 1245 ③ 27.1 x 20.3 (?269?) 22 May hatched
2 new eggs ④ 25.4 x 21.4 (?383?) 22 May hatched
11 May Checked hole, 1315 ⑤ 26.5 x 19.8 (?269?) 23 May hatched
2 new eggs, 6 total ⑥ 25.7 x 21.2 (?383?) did not hatch
did not hatch
12 May 1745, 7 eggs total ⑦ 25.6 x 21.0 (?383?)
13 May 1400, Still 7 eggs
22 May 1630: 3 eggs (⑤⑥⑦) + 4 nestlings (from eggs ①-④).
23 May 1600 2 eggs (⑥⑦) + 5 nestlings (from eggs ①-⑤)