Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remson,
J.V.
1975
Townsend's Warbler
Dendroica townsendi
May 13 Waterton, Jefferson Co., Colo.: 1 ♀/imm.♂ - rare in spring