Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1980 Walter D. Koenig
Melanerpes formicivorus
Lower Arnold Z. Nest record
Hastings Reservation
8 May 1030
Hole opened: 3 eggs, not
real fresh
① 28.9 × 20.6
② 27.8 × 21.0
③ 27.6 × 20.4
15 May 815
4 eggs; cold
④ 21.4 × 16.3
1 June 1700
4 new eggs
2 June 1800
Still 4 eggs:
① 28.0 × 20.9
② 28.2 × 20.1
③ 28.1 × 20.7
④ 20.2 × 15.7
13 June 1545
2 babies, no eggs
#611
① wr-red
② #612
13 June 1545
29.4
20.1
26 June 1430
Both still here
29 June 430
82.8 (77)
53.2 (51)
bill ~24mm
bill~17mm
sparrow-like bill
very short tarsi
5 July 14:15 (chord
Flatland)
79.1 (104)
54.3 (72)
bill: 23.0
bill: 17.5