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A comment on A tilt of the head facilitates social engagement. Parent comment

Re:A tilt of the head facilitates social engagement by cma on Saturday December 29, 2018 @03:53PM (#18785618)
> Canids tilt their heads to determine the vertical placement of a sound—how far up/down it is.

Human ears are shaped to cause frequency cutoffs that let us do vertical spatialization more easily without tilting our heads.

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Re:A tilt of the head facilitates social engagement by jasonszhao on Saturday December 29, 2018 @08:35PM (#18786807)
Smarter Every Day explains this here:

https://www.youtube.com/watch?v=Oai7HUqncAA

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