Overview: Over 400 million years ago, tiny plants began to invade the land, followed by the first animals - the ancestors of scorpions, millipedes and insects
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First Air Date: Jan 16, 1979Last Air date: Apr 10, 1979Season: 1 SeasonEpisode: 13 EpisodeRuntime: 55 minutesQuality: HDIMDb: 9.10 / 10 by 37 usersPopularity: 6.064Language: English