All the news that fits: baby talk, vaccine failure, and rudimentary functions

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Five rudimentary features of the human body:

1. The palmar grasping reflex, a grasping reflex seen in unborn children and newborns, may be an evolutionary trait designed to help infants cling to their mothers.

2. Tails. In the first six weeks of pregnancy, a human embryo has a tail with several vertebrae. At birth, the tail is gone, and the vertebrae fuse to form the coccyx or coccyx.

3. Wisdom teeth, which were useful in early hominids that needed to grind solid food. Modern humans have smaller jaws and eat softer foods, making wisdom teeth unnecessary and often problematic.

4. In other animals, the ciliary body is a fold of tissue in the inner corner of the eye that serves as a kind of third eyelid, providing protection and purification. In some species, it can even cover the entire eye, but is transparent enough for vision. In humans, it is simply an extra part of the tissue where “sleepy” deposits are deposited.

5. The ear muscles control the ear or the visible part of the outer ear. In other mammals, they are used to move the ear canal to better capture incoming sounds or as a means of articulation. In humans, they are mostly useless, although some people retain the ability to move their ears.

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