March Thirtieth
Beneath hickory-nut. Walnut, and butternut trees, you are sure to find large numbers of nut-shells that have been rifled of their contents by red squirrels, chipmunks, meadow mice, and white-footed mice. In nearly every instance, the intelligent little rodents have gnawed through the flat sides of the shell, directly into the meat, and taken it out as "clean as a whistle." But who "taught them" to select the flat side?