Species help each other survive seasonal changes: spring fireflies dance after dark, summer fungi cool the trees, and autumn migrations take flight.

Wade into wetlands, where trees and water meet to nurture new life. Dive into an underwater forest that protects young fur seals, visit a mangrove sanctuary where a curious band of aquatic misfits hides out, and meet some real-life swamp monsters.

Find out how animal resourcefulness ensures survival at high altitudes.