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Available Formats Crash Course Biology Secure Scanned : 06/26/2024 Download HD
Episode

Crash Course Biology - Season 2 Episode 11 What a weirdly long giraffe nerve can teach us about evolution

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From a single-celled common ancestor, evolution has brought us all of Life’s Greatest Hits — including butterflies, beetles, bacteria, and human beings. In this episode of Crash Course Biology, we’ll learn how evolution explains life’s unity and diversity. Along the way, we’ll explore the fishy origins of a giraffe’s neck, and find out what a cat’s paw and your own arm have in common.
Episode : 81 Episode
Season : 2 Season
Runtime: 15:14 minutes
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