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Drawing of a mouse scratching itself after watching a video of a different mouse scratching itself.<br><br>
Specialized Brain Circuit Makes Mice Itchy When They See Others Scratch
A previously undetected pathway in the mouse brain bypasses the visual cortex to directly activate contagious itch.
Specialized Brain Circuit Makes Mice Itchy When They See Others Scratch
Specialized Brain Circuit Makes Mice Itchy When They See Others Scratch

A previously undetected pathway in the mouse brain bypasses the visual cortex to directly activate contagious itch.

A previously undetected pathway in the mouse brain bypasses the visual cortex to directly activate contagious itch.

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eye evolution

crane fly fossil
Image of the Day: Fossilized Eyes
Nicoletta Lanese | Aug 20, 2019 | 1 min read
Both modern and ancient crane fly eyes contain eumelanin, a light-screening pigment.
Image of the Day: Four Eyes
The Scientist Staff and The Scientist Staff | Apr 3, 2018 | 1 min read
Ancient monitor lizards had an extra set of “eyes” on top of their heads.
Predator Demoted
Jef Akst | Oct 1, 2014 | 3 min read
Extinct, giant arthropods, long assumed to be top predators of ancient seas, didn’t have sharp enough eyesight to be refined hunters.
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