{"ok":true,"trend":{"id":628922,"platform":"mastodon","region":"global","key":"🦋 new: # butterfly wings create barbershop-pole style motion # illusions as they deform during flapping, shifting stripe","title":"🦋 NEW: # Butterfly wings create barbershop-pole style motion # illusions as they deform during flapping, shifting stripe","url":"https://fediscience.org/@tksst/117366365185474113","first_seen":"2026-10-01T16:26:13.791291Z","last_seen":"2026-10-02T06:11:46.292695Z","last_rank":5,"peak_rank":3,"last_volume":7,"peak_volume":7,"seen_count":11,"score":0.6446875,"category_hint":"biology","section":"science","category":"biology","summary":"Researchers studying nearly 400 European butterfly species found that wings deform during flapping, causing stripe patterns to shift in barber-pole-style motion illusions. Simulations showed the effect is widespread across species, likely helping butterflies mislead predators about their true speed and direction of travel mid-flight.","why":"New findings reveal a widespread optical illusion in butterflies that may explain how they evade predators.","tone":"positive","entities":["butterflies","European butterfly species"],"summarized_at":"2026-10-02T04:30:56.233272Z","meta":{"tag":"biology","via":"scan","kind":"status","lang":"en","instance":"mastodon.social","tag_uses":31},"nw":null,"promo":null,"kind":null,"importance":null,"hidden":false,"hide_reason":null,"judged_at":null,"title_en":"Butterfly wings create barber-pole illusions that confuse predators","section_name":"Science","category_name":"Biology","timeline":[{"captured_at":"2026-10-01T16:26:13.791291Z","rank":6,"volume":5},{"captured_at":"2026-10-01T16:31:13.301430Z","rank":5,"volume":5},{"captured_at":"2026-10-01T17:48:13.731037Z","rank":3,"volume":7},{"captured_at":"2026-10-01T19:10:36.939656Z","rank":3,"volume":7},{"captured_at":"2026-10-01T20:33:17.513744Z","rank":4,"volume":7},{"captured_at":"2026-10-01T21:55:19.145351Z","rank":4,"volume":7},{"captured_at":"2026-10-01T23:17:17.726500Z","rank":3,"volume":7},{"captured_at":"2026-10-02T00:39:17.200453Z","rank":3,"volume":7},{"captured_at":"2026-10-02T02:01:39.332515Z","rank":3,"volume":7},{"captured_at":"2026-10-02T03:27:07.260568Z","rank":4,"volume":7},{"captured_at":"2026-10-02T04:49:44.773977Z","rank":4,"volume":7},{"captured_at":"2026-10-02T06:11:46.292695Z","rank":5,"volume":7}],"posts":[{"platform":"mastodon","url":"https://fediscience.org/@tksst/117366365185474113","author":"tksst@fediscience.org","title":null,"snippet":"🦋 NEW: # Butterfly wings create barbershop-pole style motion # illusions as they deform during flapping, shifting stripe angles and confusing # predators about speed and direction. Simulations of nearly 400 European species showed the effect is widespread, touchscreen…","posted_at":"2026-10-01T15:30:09Z","likes":7}],"elsewhere":[],"window":"7d"}}