Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Holmes,R.
1962
Eroica alpina
5 June Barrow, Alaska
Feeding - The displayer folded his wings &
Then flew off to give a aerial display.
Apparently, he formed this group
of feeding birds with only 2 close circling
"pangs" of annoyance & hostility - which
resulted in a partial display.
The flock of 8 - There were 3♂♂; 5♀♀ -
classed by bill size. Semi 1 (least likely,
as well as other during the past week -
appeared to be grayish on back - &
The feathers have white or gray edging -
Whereas - Paws are very red. - See specimens.
Again was watched - in courtship
flight - both birds landed & began
fled. Suddenly 3rd bird flew up &
landed. The feeding 2 - raised
both wings & lifted to head, giving Mr
Loud hill - flew for me on
ground (just from the setter
wing i narrow V. Before the display
arrived, the include both flight &
brother birds were flying rapidly
over the Fundra. The male pursuit moves
fly fast - Sets his wings & flies swift
along behind the other - all Pts
while giving the drill. It finally
came to a landing at the end.