Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Arnold
1957 Primitive Area, Strawberry Canyon
Berkeley, Alameda Co., Calif
Dec.20, went up to the area and around to
the traps. Had very poor luck in
spite of having filled the traps
with more cotton for nests. Have come
to the conclusion that it is just as
essential to have a quantity of available
food in the trap as to have enough
cotton. Today I packed the traps
with quite a bit of food.
#14 Im ♀ Peromyscus maniculatus
50 feet east of 1st bay
tree.
The following were found dead:
1 Imm ♀ Peromyscus maniculatus
10th step from top of
1st group of steps from
west fence.
1 Ad ♀ P. truei - base of rocks
at top of 1st steps.
1 Imm. ♀ P.m.q west-end of
1st berry tangle
on top of steps.
1 Ad. ♂ Reithrodon tomys
megalotis - Middle
of bramble tangle.
The only observation of birds was
a small flock of Bush-tits heard