Rods and cones are cells in your eyes that help you see colors
and something else but I forgot. Hope this helps!
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Yes they do.
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Nocturnal animals in general have many rods than cones in their
eyes. Rods are used more for dim light and seeing motion.
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rods and cone cells are found in eyes. rodes cells are
responsible for visualising the object in dim light and cones cells
are responsible for colour differenciation ability