Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1. Groth
1985
journal
57.
of the area was very open, with scattered
juniper and oak among the taller
ponderosa pines, which were producing
green to brown cones on many trees,
and most of the larger ones.
gravel
area.
streambed
1/2 mi.
camp
To Crossbill Park
N
Hwy 66 Northbound
15 mi. to Hannagan Meadow
Aug 1 The morning was overcast with grey clouds,
with some stratification of clouds and
cloud buildup. Crossbills were heard by
about 6:30 am, with intermittent calls a
song heard mainly from the NE of camp.
The encounters near the camp with
crossbills are recorded on tapes 56B and 57A.
Before 9:00 P.M., a pair was collected,
the ♀ in the net and the ♂ (357) shot
with the gun. This may have been
the same pair encountered earlier in the
morning, who were recorded and who
interacted with another male crossbill.
Later, a lone ♂ was attracted to
the decoys and was captured (358). I broke