Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1980 R.L. Murme
Melanerpes formicivorus
4
Road 1 Hastings Reservation
(19 April) afternoon to find 3 eggs (2 yesterday) but only one of yesterday's marked eggs there and two fresh ones.
A confirmed communally nesting pair of ♀ sibs,
plus evidence of a whole lot more intrasex competition
then we might have previously thought. Fantastic!
The nitty-gritty details will follow below, in the transcription
of my 20-min tape I made on my 6½ hour watch.
Also good data on association (