From a large, ragged hole in the trunk of an old tree, a head suddenly appears. The bright red crest of feathers and long beak belong to a woodpecker. Safe inside the tree hole is her brood of hungry chicks. The mother bird has just made a delivery of tasty insects, and now she must take off again to search the forest for more food for her growing young. Filled with information perfectly suited to the abilities and interests of its second-grade audience,...