The film focuses on mammals of the Cenozoic Era. It shows many developments and adaptations achieved as milestones in Cenozoic history, such as the evolution of the horse. The film also covers significant concepts such as geological time, differentiation of species, adaptation, and extinction.
年1981
オンラインで見る duckduckgo
ジャンルアニメーションドキュメンタリー
製作国United States of America
