Visual Perception

See The World Through Wild Eyes

Animals see the world in myriad ways. Eagles pick out their prey with keen, predatory vision, and the mantis shrimp may glimpse colors that humans can't name. Take a look through some truly wild peepers:

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Key Facts In This Video

  1. The most simple eyes, such as a flatworm's, differentiate between light and dark. 00:36

  2. The development of eyes can be categorized into four stages, from simple to complex. 00:48

  3. The most advanced eyes have high-resolution vision, and rely on lenses and corneas to sharpen their view of the world. 01:26

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Key Facts In This Video

  1. Due to the shape of their retinas, cats see a more muted world than humans. 00:31

  2. Tarsiers have the largest eyes in proportion to body size of any mammal. 02:12

  3. Some species of birds of prey can spot their prey from 3 kilometers (1.9 mi) away. 04:05

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Key Facts In This Video

  1. The human eye has about 6 million cone receptors. 00:50

  2. Dogs can't perceive the color red. 01:59

  3. Dogs have better night vision than humans. 02:33

Written By Curiosity Staff August 19, 2016