Natural Selection: Life's Way of Stayin' Alive: Crash Course Biology #13

There are lots of ways that evolution happens, and natural selection is just one of them. In this episode of Crash Course Biology, we’ll find out how this process works and shapes traits in all living things —from ginkgo trees to howler monkeys. We’ll also learn how extra-grippy toes help some lizards survive hurricanes.

Chapters:
How Spiders Stay Alive 00:00
What's Natural Selection? 1:50
Requirements for Natural Selection 3:41
Environmental Effects 5:40
Types of Natural Selection 7:39
Evolutionary Trade-Offs 9:23
Artificial Selection 10:34
Review & Credits 11:35

This series was produced in collaboration with HHMI BioInteractive, committed to empowering educators and inspiring students with engaging, accessible, and quality classroom resources. Visit https://BioInteractive.org/CrashCourse for more information.

Check out our Biology playlist here:    • Biology  

Watch this series in Spanish on our Crash Course en Español channel here:    • Crash Course Biología  

Sources: https://docs.google.com/document/d/1G...

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