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peripheral vision

A two-photon microscope image of a direction-coding cell in a mouse retina (the cell and its dendritic tree are marked in red) and around it starburst cells (in green) which are essential for calculating the direction of movement in most of the direction-coding cells

new direction

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Fruit bat: photo by Yuval Barkai, Tel Aviv University

In the brains of mammals there is a 3D "compass".

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The scientists found that certain nerve cells in the brains of bats sense which direction the bat's head is inclined, and may, as a result, help with spatial navigation
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