Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
35.
Southeast Farallon
June 26, 1911.
S. E. Farallon I., balif. Windy; clearing in afternoon.
Oceanodroma leucorrhoa. One from burrow in rock
pile. With fresh egg in depression in soil at end of
burrow. Ejected oil from mouth, as does the next
species.
x Oceanodroma homochroa. Took fire from burrows
among rocks and rock piles. Three fresh
eggs found in slight depressions in soil at end of burrow.
Burrows one foot to two feet long.
Uria troile. By thousands, on ledges, in caves,
under overhanging rocks. Eggs in all stages of
incubation, but none hatched. Often eggs would be so
close together that the birds would be touching each other.
Pseudurica columba. Very common. Nesting in holes
in rocks. Egg in various stages of incubation, but none
hatched yet. Adults seen sitting about singly and in
two and threes on rocky hillsides. Have habit of
opening mouth very wide when approached or just
after alighting.
Lunda cirrhata. Very common. Nesting in holes in
rock, usually too far back to reach with hand. Eggs
only.
Larus occidentalis. Most abundant on west end where
downy young of various sizes were scattered thickly
over the ground and hillsides. Adults by thousands; make
angry clack and swoop when nests are molested. One or two
with banded tails. Usual call also given very much. Nests dried
weeds containing 2 and 3 eggs.