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How do animals see in the dark? - Anna Stöckl

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TED-Ed

View full lesson: http://ed.ted.com/lessons/how-do-animals-see-in-the-dark-anna-stockl

To human eyes, the world at night is a formless canvas of grey. Many nocturnal animals, on the other hand, experience a rich and varied world, bursting with details, shapes, and colors. What is it, then, that separates moths from men? Anna Stöckl uncovers the science behind night vision.

Lesson by Anna Stöckl, animation by TED-Ed. The amazing ways plants defend themselves - Valentin Hammoudi. Why the octopus brain is so extraordinary - Cláudio L. Guerra. The three different ways mammals give birth - Kate Slabosky. The Arctic vs. the Antarctic - Camille Seaman. How to fossilize...yourself - Phoebe A. Cohen. How do geckos defy gravity? - Eleanor Nelsen. Do animals have language? - Michele Bishop. Is fire a solid, a liquid, or a gas? - Elizabeth Cox. Where does gold come from? - David Lunney. What happens when continents collide? - Juan D. Carrillo. The brilliance of bioluminescence - Leslie Kenna. The threat of invasive species - Jennifer Klos. When will the next mass extinction occur? - Borths, D'Emic, and Pritchard. The ferocious predatory dinosaurs of Cretaceous Sahara - Nizar Ibrahim. Why isn't the world covered in poop? - Eleanor Slade and Paul Manning.

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