Bozeman Science
Evolution Continues
Paul Andersen explains how life has evolved and continues to evolve today. A brief discussion of artificial, natural and sexual selection is included. The beak of the finch is used to explain how directional selection is achieved.
SciShow
How Apple Flies Changed the Way We Think of Evolution
How does one species evolve into two within the same habitat? Discover the details behind a rare type of evolution: sympatric evolution.
Crash Course
Natural Selection - Crash Course Biology
Hank guides us through the process of natural selection, the key mechanism of evolution.
msvgo
Hardy-Weinberg Principle
It explains Hardy-Weinberg principle including concepts such as founder effect, bottle neck effect and Hardy-Weinberg Equilibrium.