Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Gymnogyps californianus
March 2, 1946 Hopper Canyon, Calif.
Drove to Hopper Rim and was secured
in Pyramid L0at 4:30 p.m. Sky 2/0 alto-
cumulus, 67ºF., fair westerly breeze. Saw
no condors or way up Pole Canyon tho I
stopped several times and surveyed the
bluffs and skyline. Met Pete Logan for the
first time since my return. He said coy
tes were very thick & had killed his
goats - 40 all told. He once saw a group
of 3 and Alan Arundell, to Pete said, told
him of seeing 7. I discovered no roosting
or other condor activity except at Big
Cave area and one bird in a pothole on
East Cliffs (200± above Hopper Creek). This latter
seemed to be an advanced immature and
was still as before at 5:15 p.m. Maximum
condor count was 12. Between 4:30 and 5
there were up to 5 condors at once atop Big
Cave tho I could see no water there. 3+ of
these were on mudholes 100± back from the
cliff brink - water there? Saw one adult
"chase" another, both swooping low in
front of Big Cave, then rising sharply,
flapping. One alighted atop cliff & the other
continued soaring. 2+ saw one adult land
in a small pothole already containing an