{"id":8045,"date":"2026-06-18T15:30:36","date_gmt":"2026-06-18T15:30:36","guid":{"rendered":"https:\/\/pawel.stefanoff.pl\/bugs\/?p=8045"},"modified":"2026-07-24T17:33:46","modified_gmt":"2026-07-24T17:33:46","slug":"2026-06-ancylis-moth-mimicking-a-curled-autumn-leaf-en","status":"publish","type":"post","link":"https:\/\/pawel.stefanoff.pl\/bugs\/posts\/2026-06-ancylis-moth-mimicking-a-curled-autumn-leaf-en\/","title":{"rendered":"Nature\u2019s origami: How the Ancylis moth mimics a curled autumn leaf"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Meet the master mimics of the genus <em>Ancylis<\/em> \u2014a diverse group of roughly 150 small, creatively camouflaged leaf-roller moths (family <em>Tortricidae<\/em>). Found widely across the Northern Hemisphere, these clever insects are instantly recognizable by their highly specialized forewings, which feature a distinctly curved, hook-like (falcate) tip. When resting, this unique anatomy allows them to transform into a perfect replica of a dried, curled leaf, hiding them in plain sight from predators. True to their name, the larvae are skilled architectural engineers. They spin fine silken threads to roll, fold, and tie the leaves of their host plants into tight, protective pods or tubes, safely munching on the plant tissue from the inside out. Depending on the specific species, these caterpillars can be highly picky eaters, targeting everything from wild bilberry bushes and heather to orchard trees. While warmer southern European climates can spark up to five generations a year, northern populations keep things brief with just one or two. I crossed paths with this cute little master of disguise resting quietly on the foliage of a Swedish forest during one of the breaks during my cycling tour along the Baltic Sea.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Meet the master mimics of the genus Ancylis \u2014a diverse group of roughly 150 small, creatively camouflaged leaf-roller moths (family [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":8046,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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