Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Howell, T.R.
1949
Notes on B.C. Sapsuckers from I. McT. Cowen
now in MVZ.
2 s.v. ruber, ♂ and ♀, typical, June 23, 1949
15 mi. N. of Prince George.
1 ♂ juv. or imm. - seems to be nuchalis - white
markings on head, light grey throat, no red at all;
Aug 6, '49.
1 ♂ Jan 22, '49; Vancouver, B.C. Typical ruber.
♂, July 27, '49 Pass Lake, Kamloops; typical nuchalis:
breeding ad.
♀, July 30, '49 - same applies.
♀ July 21, '49 - Watson lake. Typical ad. nuchalis.
♀ July 5, '49 - 149 mi. Lake. " " "
with white spotting on outermost rectrices.
♂ ad July 5, '49 - 149 mi. Lake - typical nuchalis.
2 ♂ juv. Aug 18, 19, '49; Sirdan Lake, Creston
both typical nuchalis, bright red pin-
feathers on throat, red on crown.
This is a bit unusual. I recall seeing specimens
of migrants or winter birds still in the
"non-red" plumage, at least in s. varius.