Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Cade
1956
Stercorarius parasiticus
24 June Umiat, Alaska
A dark plover bird, and one normal one
seen together on tundra between T7 &
T5. They appeared to be a pair. One sat
the dark, and the other hovered near it
for several records and would not leave
the area. The collected bird #44 was 8?.
Its crop was empty.
27 June A melwistici bird was seen in the area of T7
in the morning.
28 June Seen again in the morning.
10 August Two were seen east of T5 near the road to seal
hill. They were swooping and diving at a snow
ploverine. The plover was attempting to keep to the
air, and the jaegers were trying to force it to
ground. After ca. 30 sec., the plover was exhausted
and dropped into snow cover. One of the jaegers
was down immediately and folded about in the
vegetation with its beak and soon came up with
the bird. The other jaeger landed and they held
a "tug of war" over the plover. We finally broke
loose and swallowed the bird whole.
11 August In the same area as above one was seen to chase
a teal for a couple hundred yards. Teal finally
hit a lake and dived,