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Curated Video
Understanding Human Gametes: Adaptations and Features of Sperm and Egg cells
The video is a lecture presentation about human gametes. The presenter provides a brief overview of the reproductive system and explains how sexual reproduction leads to the fusion of male and female gametes. The lecture then focuses on...
PBS
Pbs Learning Media: Evolution of Camouflage
This video segment from Evolution: "Darwin's Dangerous Idea" illustrates the remarkable camouflage of a praying mantis against its leafy backdrop. [0:57]
PBS
Pbs Learning Media: Fish With Fingers
In this video segment from Evolution: "Great Transformations," paleontologist Jenny Clack explains that vertebrates evolved fingers before they invaded land. [3:49]
PBS
Pbs Learning Media: Evolution of the Eye
Zoologist Dan-Erik Nilsson demonstrates how the complex human eye could have evolved from simple light-sensitive cells. From a PBS show called "Evolution: Darwin's Dangerous Idea." Includes background reading material and discussion...
PBS
Pbs Learning Media: Asexual Reproducers
This video segment explores the benefits and pitfalls of cloning as a means of reproduction. From Evolution: "Why Sex?" [3:17] Accompanied by a short background essay.