Field notes, v503
Page 325
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
Arnold 1937 Primitive Area Dec. 16, In my 12 mouse traps I had set out I caught four mice. 2 Peromyscus maniculatus gambeli and 2 Peromyscus truei gilberti. I marked one of each species in the following manner #1 Ad. ♀ Peromyscus maniculatus Caught 30 feet east of the west fence just north of the trail at the base of a cut away portion of the bank. The trap being set at the entrance of a large "erosion" hole. Ran down hill when freed. —Marked with nip out of ear #1. #2 Ad. ♂ Peromyscus truei gilberti Caught 300 feet east of west fence. Marked with #1 mark. When liberated it, ran up the hill into a thicket of ferns Of the other two one escaped (truei) and the other was dead (man). I set out the other traps—making about 30 sets in all.