4 天
ZME Science on MSNHumans Lost the Ability to Wiggle Their Ears 25 Million Years Ago, but Your Ear Muscles ...Scientists call this feature a “neural fossil”. It’s a remnant of a system that once helped our ancestors pinpoint the ...
Consider how they could use the ear-pulling or hair-pulling to demonstrate this to the audience. Consider how these two movements can really demonstrate power. Ask pupils to begin to consider how ...
This made us wonder whether the cartilaginous outer ear may also have arisen from some ancestral fish structure.” Pull your ear forward and it’ll ping back, thanks to the elastic cartilage it ...
4 天
News Medical on MSNEar Muscle Found Active When Straining to ListenIf you can wiggle your ears, you can use muscles that helped our distant ancestors listen closely. These auricular muscles helped change the shape of ...
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