Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Childs
1955
Stercorarius parasiticus
June 27 Point Barrow, Alaska
a black phase bird flew over chased by a
pigeon S. of the lot.
June 28 one black phase near live plot #2.
July 15 Wainwright, Alaska
One light phase + several dark mounds
marsh. Breeding may begin or from the
noise in that direction.
July 19 none since the above.
July 21 1 black phase over the marsh.
July 28 Point Barrow, Alaska
Collected a light phase whom was with
a dark phase - that got away.