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It turns out the human ear got off to a fishy start. Literally. A fascinating new study reveals that the mammalian outer ear has its evolutionary roots in the gills of ancient fish.
PREMIUM The cells that form human ear cartilage and fish gill cartilage showed very similar patterns of gene activity, despite coming from entirely different animals. (Getty Images/iStockphoto) ...
PREMIUM The cells that form human ear cartilage and fish gill cartilage showed very similar patterns of gene activity, despite coming from entirely different animals. (Getty Images/iStockphoto) ...
Humans' outer ears may have evolved from the gills of prehistoric fish, a new study finds. Gene-editing experiments indicate that cartilage in fish gills migrated into the ear canal millions of years ...