Why peregrine falcons wear eyeliner, golden eagles could accelerate using turbulence
Physics World
JUNE 4, 2021
This edition of the Red Folder has gone to the birds – or more precisely, to the raptors. First up is the news that peregrine falcons have evolved the natural equivalent of eyeliner to help them hunt. As well as logging the bird’s location, the instruments measured the bird’s altitude, groundspeed and triaxial acceleration.
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