Alaska field notes, v1300
Page 139
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
Scapanus townsendi Wolves - Coyote Peak, at 3000 ft., Humboldt Co., Cali. June 11, 1933 Common on the bare knolls and hill sides and appear to prefer well drained soil - that is, are on the elevated parts of the terrain. The burrows & mounds are large - some mounds measure 2' across & are 1' high. Generally there are several - 3 or 4 - of these dome shaped piles of dirt in a line. The rest of the workings of this mole are tunnels which are extensive. They are very active when their runway has been disturbed & return often to the traps. Evidently when they feel the jaws of the Macabre Gopher traps with their very sensitive nose they turn to one side & burrow past the trap, then springing it as they go by the side of the trigger. I have had them go by the trap in the wrong direction, spring the trigger with the front hind foot and get caught by the front foot. In digging the burrow of the female which evidently had just raised a litter, I found the first down slope burrows shallow & branching with some blind side pockets. Sog about 15 ft. On the uphill burrow, it seemed to go straight down to a hard pan about