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Jay Rose

Some insects apparently use dithering!

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https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0037627

 

or summary https://science.slashdot.org/story/19/05/08/2314250/how-a-half-inch-beetle-finds-fires-80-miles-away

 

Fire-Chaser Beetles have evolved a way suss out and find a forest fire fifty miles away. (They love to eat the recently-burned trees.) In many cases, they can sense infrared radiation from the fire even if it's at a level below local thermal noise!

 

They're doing to heat what our brains do when we spot visual or acoustic patterns below random noise...

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