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Night Vision

By Janice VanCleave

Question: Why can nocturnal animals, such as owls and cats, have better night vision than daytime hunters?  Answer: Animals that hunt at night have more rods in their eyes than do other animals, including you. So what are rods? The retina is the back innermost part of the eye of animals. In the retina are […]

Filed Under: Biology, Vision Tagged With: cones, night vision, Nocturnal, pigment, pupil, Retina, Rods, Scotopic Vision

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Welcome to Janice’s Science Extravaganza!

The spoon hanging from the string vibrates when struck and these vibrations are transmitted through the string and the sound is amplified by the plastic cups. ABOUT ME: Hi, I am Janice VanCleave, author of 50 best-selling science experiment books for children ages 4 through high school. I taught science for 27 years. MORE.....

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