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There are a lot of things wrong with human babies when they’re born, especially when we compare them to the newborns of other species. A newborn giraffe can walk within a couple hours of birth; our own human children require many months of laborious practice before they take their first step.
This extends to their eyesight, as well. Newborns can’t really see much. They don’t even have the muscles to focus their eyes, nor the knowledge of when something is “in focus”, so they can only really see things about a foot away from their faces.
(Why a foot away? Interestingly, this is about the distance between the newborn’s eyes and mom’s face, when she’s breastfeeding! One hypothesis is that babies learn what is “in focus” by studying the faces of their parent as the baby breastfeeds since it’s usually a fairly constant distance.)
Newborns are all nearsighted. More than a foot away? It’s going to be little more than a blur.
But vision improves rapidly; by the time a baby is 6–7 months old, they should be able to spot items at a pretty good distance, even able to look out a window and see objects outside. It also takes up to 4 months before babies have fully developed color vision.
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Private eyes, they’re watching you; they see your every move… Photo by Max Leveridge on Unsplash
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Click the link below for the article:
https://medium.com
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May 07, 2023 @ 06:29:31
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May 07, 2023 @ 07:21:04
Thank you!
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