Nearby, a spring of cool, crystal-clear water bubbled from a mossy bank and flowed across the field as a tiny brook. Betsy opened her basket and took out sandwiches, hard boiled eggs, potato salad and other picnic delicacies, which she and Toto shared. Betsy offered Hank a peanut butter sandwich, but the Mule refused disdainfully, saying, "No, thank you, Betsy, I much prefer this fresh green grass."