Everyone is somebody's lunch. Each of nature's creatures ``passes the energy`` in its own unique way. In this upbeat rhyming story, the food chain connects herbivores, carnivores, insects and plants together in a fascinating circle of players. And all beings on Earth--from the anchovy to the zooplankton--depend upon the green plant, which is the hero of this story. Barbara McKinney's special talent shines again (A Drop Around the World) for being able to present the science curriculum so concisely, creatively, and cleverly.