Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
May 1459
Iridoprocne bicolor
(Tree Swallow)
May 16 About the date Pete Sobalik saw a swallow
along the open lead flying about an animal.
From his description I presume it was the
species. He emphasized the dark back & white
underside.
June 1 Barrow - Tree swallow flying about
animal house in the evening about
7 P.M. Circled on back of cold lab,
for a couple of minutes. Was not
seen again.
Iridoprocne bicolor
is now
Tachycineta bicolor
pn Aou 1998