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SciShow
What Did the First Animal Look Like?
If you trace your way back along the tree of life, eventually you'd come face-to-face with the very first animal. But what exactly would that animal have looked like?
Curated Video
GCSE Biology - Classification #80
Correction: When discussing the relationship between different types of bear - we mention that pandas aren't a type of bear - BUT THEY ARE! Woopsie. Sorry about that - we'll fix this in the future when we update these early biology...
Khan Academy
Khan Academy: Evolution: Discovering the Tree of Life
Discover the link between evolutionary trees and biodiversity. [7:49]
Khan Academy
Khan Academy: Cellular Evidence of Common Ancestry
Explore the evidence that scientists have discovered that show that all living things have originated from a common ancestor. This video will show how cellular evidence can be used to construct evolutionary trees. [3:49]
Khan Academy
Khan Academy: Evolution 101
Learn about the basics of evolution in this video. Explore how every creature that's ever lived has been shaped by the powerful force of evolution. [5:01]
Khan Academy
Khan Academy: Discovering the Tree of Life
Discover the link between evolutionary trees and biodiversity. [7:49]
Khan Academy
Khan Academy: Training Trees
Even basic evolutionary trees reveal insights into how different species are connected. Learn how to interpret and create them in this tutorial. [2:43]