Rain falling on the high, dry Chyulu Hills of Kenya filters through the lava soil until it emerges as cool, running springs at Mzima. Zebra and elephant visit the oasis to drink, but this unusual African portrait is more concerned with the animals that live at the springs.
It is a fascinating world in which frogs climb trees, birds swim, turtle and crocodile feed side by side, and the lumbering hippopotamus takes on a new grace in the unique underwater photography of Alan Root.

Each autumn millions of wild ducks, geese, and other birds migrate southwards through the United States to their winter quarters. This film follows them to the Mexico border and shows some of the work of the us Fish and Wildlife Service, which has to strike a fine balance between providing sport for the American hunters and ensuring the protection of rarer species. Among these is the entire world population of one of the rarest birds of all - the Whooping Crane.