One Day in the... Books in Order

A wounded mountain lion takes shelter in an abandoned hut during a hot day in Arizona's Sonoran Desert. Nearby creatures respond to the heat, until a sudden storm and flash flood transform the desert landscape.

Johnny explores the alpine tundra on Rendezvous Mountain in the Tetons. As plants and animals prepare for winter, an approaching storm and a falling rock formation reveal how quickly conditions can change in this high mountain environment.

Henry hopes to photograph prairie dogs on an Oklahoma refuge. As he observes bison, predators, and the animals' warning signals, a threatening tornado reveals the dangers and interconnected lives of creatures on the grasslands.

Rebecca enters an eastern woodland searching for an ovenbird she imagines as a wizard. Her encounters reveal the forest's layers and inhabitants, while an accidental fire brings an urgent challenge during her day of exploration.

A Venezuelan boy named Tepui joins a scientist searching for an unnamed butterfly in the rain forest. Finding it could secure the money needed to protect the forest before bulldozers arrive to clear the land.