this post was submitted on 22 Jun 2024
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X-ray of a baby's hand make it look like their bones are floating around in there
(files.catbox.moe)
Spawns of Satan they are
So, as the other poster said, they are held together by tendons. But what is between the bones?
Protein. Bones are made of mostly collagen, with calcium nodules to act as rigidity-giving bricks. Babies have yet to calcify a lot of their skeleton. It’s only in puberty we finally calcify it all, thus finishing growth.