本片是一部Documentary片，由导演，由Liz Bonnin/Saba Douglas·Hamilton/Nigel Barber主演。
剧情简介：Follow three groups of animals – caribou, zebra, and elephants – as they face the immense challenges of migration in places around the world.
类型：Documentary
演员：Liz Bonnin / Saba Douglas·Hamilton / Nigel Barber
