Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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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