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.
Տարի1981
Տևողություն10 րոպե
ԺանրերAnimationDocumentary
Արտադրող երկրներUnited States of America
