Imagine a chipmunk weighing three ounces sound asleep in a small chamber about 24 inches below ground. The den is lined with finely chewed leaves. It’s safe and secure… until a least weasel, the ...

In fact, some species of weasel have lost the trait and do reproduce “normally.” Least weasels, for instance, a species you’ll find north and west of us, might have one litter per year when food is ...