As you walk along a shady trail, the forest seems cool and quiet. But it is full of life, from a butterfly flitting over a flower to a gray wolf prowling through the underbrush. Day and night in the forest, the hunt is on to find food-and to avoid becoming someone else's next meal. All the living things are connected to one another in a food chain, from animal to animal, animals to plants, plants to insects, and insects to animals. What path will...