Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Holmes, R.
1962
Erolia alpina
36.
25 July Barrow, Alaska
Two of the individuals were encountered feeding with a group of Goedele Flies
in De Slope - east of B. Ridge. - They were collected.
26 July One flock (6) encountered east of
lower insect ponds (F-T). They were
all adults - showing no evident sign of
body molt - all were feeding c. loose
Group - with 15" feet apart. When
hushed - the flies hopped & landed
nearby. Once when four were feeding
in a black-mud pond - they scattered
the to the edge! The pond touched
a tall grass. Swans seems late.
A Lay-t. Gage came cruising over &
moved on to De sand. After about
20 sec - the birds moved out to resume
feeding. That feeding was done on a
black mud - in water - where
was "belly-deep" - when De bird
probed at the mud surface - not
usually not far into the mud (how
what I could observe). Swans to
the carpet beat was submerged! however
three instars were probably
deep probes. Feeding records were
Taken from some [illegible]