George Casey

The Serengeti is a huge area of grassland in Tanzania, Africa. Once a year, in the time of drought, about two million herd animals like antelopes travel north to feed and mate before moving south again, when plants there begin to blossom. (imdb)

A look at the Alaskan wilderness throughout the year, from the harsh winters to the rejuvenating spring, and the animals (including its human residents) who learn to adapt to the extremes of Alaskan weather.

Filmmaker George Casey documents the migrations of butterflies, birds, gray whales, crabs and zebras.