Volition

[Shortsighted]

Hiding out for now, but determined to make it through the clearing by
shear volition. Praying it doesn't become prey, both nervous and furious
that a vole can't go about its business without being taken to lunch.
Nothing is as unpredictable as a volatile vole.

[Dinusaur]

It has every reason to be worried, particularly in places like Downsview Park where it can become someone's snack in a flash.

[Paul O'Toole]

With an average life span of 16 months to maybe 2 years they get busy shortly after birth and go full tilt to the end.