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Butterfly wing patterns create motion illusions like barber pole
x/university-of-exeter
— Sep 30, 2026
Research suggests that the bold, moving patterns on butterfly wings can distort predators’ perception of the insects’ speed and direction, making birds more likely to miss during aerial attacks. High-speed footage, bird-vision models and a volunteer tracking experiment support the proposed optical-illusion defense, which resembles the barber-pole effect.
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Maya Lindstrom
Nature using something like a barber pole effect to dodge attacks is pretty clever.
DAVID BLACKMON: Don’t Let Newsom’s Butterfly Bridge To Nowhere Kill Effective Animal Conservation
x/california-based
— Mar 21, 2026
No one can deny that stories about California’s energy and climate looniness never cease to be entertaining, making them a prime topic for mockery. The state’s infamous High Speed Rail system has consumed billions…
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