[{"data":1,"prerenderedAt":375},["ShallowReactive",2],{"glossary_en:\u002Fslovar\u002Fmetamorfoz":3,"alt-locale:glossary_en:\u002Fslovar\u002Fmetamorfoz":161,"section-listing:disabled":184,"related-covers:en:":185,"section-listing:glossary_en:\u002Fslovar":186,"related-covers:en:\u002Fslovar\u002Fgolometaboliya|\u002Fslovar\u002Fkukolka|\u002Fslovar\u002Fimago|\u002Fentsiklopediya\u002Fzhiznennyj-tsikl":369},{"id":4,"title":5,"body":6,"coverImage":155,"description":156,"extension":157,"faq":158,"imagePrompt":159,"meta":160,"navigation":161,"order":158,"pageType":142,"path":162,"publishedAt":163,"readingMinutes":164,"relatedLinks":165,"seo":178,"sitemap":181,"stem":182,"tags":158,"updatedAt":158,"__hash__":183},"glossary_en\u002Fslovar\u002Fmetamorfoz.md","Metamorphosis",{"type":7,"value":8,"toc":144},"minimark",[9,14,30,33,37,40,43,49,53,56,59,62,67,71,74,77,80,85,89,98,101,109,113,120,126,130,133,136],[10,11,13],"h2",{"id":12},"what-is-metamorphosis","What is metamorphosis",[15,16,17,20,21,25,26,29],"p",{},[18,19,5],"strong",{}," (from Greek ",[22,23,24],"em",{},"metamorphōsis"," — transformation) is the process of radical change in body structure during development. Butterflies have ",[18,27,28],{},"complete metamorphosis"," (holometabolism): the larva (caterpillar) is so unlike the adult that transformation involves almost complete rebuilding of the body.",[15,31,32],{},"Complete metamorphosis includes four sequential stages: egg → caterpillar → pupa → imago.",[10,34,36],{"id":35},"stage-1-egg","Stage 1: Egg",[15,38,39],{},"The female lays eggs on the caterpillar's host plant — the one the larva will feed on after hatching. Eggs vary greatly in shape: spherical, flat, ribbed, smooth. Diameter — from fractions of a millimeter to 2–3 mm.",[15,41,42],{},"Inside the egg, embryonic development begins within days. Stage duration depends on temperature and species: in warm weather 5–10 days; in some species that lay eggs in autumn the egg overwinters and hatches only in spring.",[15,44,45,48],{},[18,46,47],{},"Example:"," The swallowtail lays single round yellow eggs on umbellifer leaves — carrot, dill, parsley. After 7–10 days a tiny dark caterpillar hatches.",[10,50,52],{"id":51},"stage-2-caterpillar-larva","Stage 2: Caterpillar (larva)",[15,54,55],{},"The caterpillar is the active growth stage. Its only task is to eat as much as possible and store nutrients for the pupa. The caterpillar molts 4–6 times, growing larger with each molt.",[15,57,58],{},"Depending on species, caterpillars feed on leaves, flowers, fruit, conifer needles, or even plant roots. Many are narrowly specialized and eat only one or a few plant species.",[15,60,61],{},"Stage duration: from 2–3 weeks (summer generations) to several months (species overwintering as caterpillars).",[15,63,64,66],{},[18,65,47],{}," Swallowtail caterpillars in early instars resemble bird droppings (camouflage); in later instars they become bright green with black stripes and orange spots. When alarmed they evert the osmeterium — a bright orange horn with an unpleasant smell.",[10,68,70],{"id":69},"stage-3-pupa-chrysalis","Stage 3: Pupa (chrysalis)",[15,72,73],{},"The pupa is the resting and transformation stage. The caterpillar attaches to a branch, leaf, or soil and molts for the last time into an immobile pupa. Outwardly the pupa seems inert, but inside intense rebuilding occurs: caterpillar tissues are largely dissolved and reassembled into a completely different structure — the adult insect.",[15,75,76],{},"Duration: from 1–2 weeks (summer generations) to several months (overwintering pupae).",[15,78,79],{},"Day-flying butterfly pupae do not spin cocoons (unlike silkworms); they attach openly. Pupal coloration is often cryptic — green, brown, mimicking bark or a leaf.",[15,81,82,84],{},[18,83,47],{}," Large white pupae are green or gray-brown depending on the background. This is adaptation: the caterpillar “chooses” a pupation site matching color.",[10,86,88],{"id":87},"stage-4-imago-adult-butterfly","Stage 4: Imago (adult butterfly)",[15,90,91,92,97],{},"An adult butterfly — ",[93,94,96],"a",{"href":95},"\u002Fen\u002Fslovar\u002Fimago","imago"," — emerges from the pupa. At first the wings are crumpled and soft: the butterfly pumps them with hemolymph for several hours, expands them, and waits until they harden. Then it is ready to fly.",[15,99,100],{},"The task of imago is reproduction. The adult feeds on nectar (or not at all), finds a mate, mates, and lays eggs, closing the cycle.",[15,102,103,104,108],{},"Imago duration varies greatly: from a few days to nearly a year in overwintering species. More detail — in the article ",[93,105,107],{"href":106},"\u002Fen\u002Fzhizn-babochek\u002Fskolko-zhivut-babochki","how long butterflies live",".",[10,110,112],{"id":111},"complete-and-incomplete-metamorphosis","Complete and incomplete metamorphosis",[15,114,115,116,119],{},"Complete metamorphosis (as in butterflies) differs from incomplete. In ",[18,117,118],{},"incomplete metamorphosis"," (grasshoppers, bugs, dragonflies) there is no pupal stage: a nymph hatches — a miniature adult that gradually “grows into” the adult form.",[15,121,122,123,125],{},"In ",[18,124,28],{}," (butterflies, beetles, flies, bees) the larva differs fundamentally from the adult and must pass through a pupal stage.",[10,127,129],{"id":128},"why-metamorphosis-exists","Why metamorphosis exists",[15,131,132],{},"The biological meaning of metamorphosis is separation of ecological niches of larva and adult. Caterpillar and butterfly do not compete for the same food: the caterpillar eats leaves, the butterfly drinks nectar. This reduces intraspecific competition and lets the species use more environmental resources.",[15,134,135],{},"Metamorphosis also allows the body form to be “restarted” for different tasks: caterpillar optimized for growth, pupa for transformation, imago for reproduction and dispersal.",[15,137,138,139,143],{},"More terms — in the ",[93,140,142],{"href":141},"\u002Fen\u002Fslovar","glossary"," section.",{"title":145,"searchDepth":146,"depth":146,"links":147},"",2,[148,149,150,151,152,153,154],{"id":12,"depth":146,"text":13},{"id":35,"depth":146,"text":36},{"id":51,"depth":146,"text":52},{"id":69,"depth":146,"text":70},{"id":87,"depth":146,"text":88},{"id":111,"depth":146,"text":112},{"id":128,"depth":146,"text":129},"\u002Fimages\u002Fslovar\u002Fmetamorfoz.jpg","Metamorphosis is complete transformation of an insect passing through four developmental stages: egg, larva (caterpillar), pupa, and adult (imago).","md",null,"Photorealistic scientific photo, Papilio machaon complete metamorphosis sequence in one image — tiny yellow egg on carrot leaf, striped caterpillar, green chrysalis, adult butterfly — left to right progression, clean natural background, 16:9",{},true,"\u002Fslovar\u002Fmetamorfoz","01.05.2026",1,[166,169,172,175],{"label":167,"path":168},"Holometabolism","\u002Fslovar\u002Fgolometaboliya",{"label":170,"path":171},"Pupa","\u002Fslovar\u002Fkukolka",{"label":173,"path":174},"Imago","\u002Fslovar\u002Fimago",{"label":176,"path":177},"Butterfly life cycle","\u002Fentsiklopediya\u002Fzhiznennyj-tsikl",{"title":179,"description":180},"Butterfly metamorphosis — stages from egg to imago","Butterfly metamorphosis: four stages — egg, caterpillar, pupa, imago. Complete transformation, duration of each stage, examples for different species.",{"loc":162},"slovar\u002Fmetamorfoz","BaRMiK9QHrpmayrElhqvgaBDe0Nx3zVbZi-bCCsFRtk",[],[],[187,192,197,203,208,213,218,223,228,233,238,243,249,252,257,260,265,270,271,276,281,286,291,296,301,306,311,316,321,324,329,335,341,347,352,357,363],{"title":188,"description":189,"path":190,"coverImage":191,"publishedAt":163,"order":158},"Antenna","Butterfly antennae are paired sensory organs on the head, used to detect odors, pheromones, and vibrations. Their shape is a key identification trait.","\u002Fslovar\u002Fantenna","\u002Fimages\u002Fslovar\u002Fantenna.png",{"title":193,"description":194,"path":195,"coverImage":196,"publishedAt":163,"order":158},"Aposematism","Aposematism is warning coloration in toxic or unpalatable butterflies. Bright colors signal danger to predators and protect the species from being eaten.","\u002Fslovar\u002Faposematizm","\u002Fimages\u002Fslovar\u002Faposematizm.png",{"title":198,"description":199,"path":200,"coverImage":201,"publishedAt":202,"order":158},"Batesian Mimicry","Batesian mimicry is when a harmless species evolves to resemble a toxic or dangerous one, borrowing its predator-deterrent reputation without the actual defense.","\u002Fslovar\u002Fbatezovskaya-mimikriya","\u002Fimages\u002Fslovar\u002Fbatezovskaya-mimikriya.png","25.07.2026",{"title":204,"description":205,"path":206,"coverImage":207,"publishedAt":163,"order":158},"Biotope","A biotope is a uniform habitat patch with specific conditions, home to a characteristic community. Each butterfly species prefers its own biotope.","\u002Fslovar\u002Fbiotop","\u002Fimages\u002Fslovar\u002Fbiotop.png",{"title":209,"description":210,"path":211,"coverImage":212,"publishedAt":163,"order":158},"Caterpillar","The caterpillar is the larval stage of a butterfly, whose main task is to eat and grow — accumulating about 99% of the energy needed for transformation.","\u002Fslovar\u002Fgusenica","\u002Fimages\u002Fslovar\u002Fgusenica.jpg",{"title":214,"description":215,"path":216,"coverImage":217,"publishedAt":163,"order":158},"Chitin","Chitin is the main structural polymer of insect integument. The hard external skeleton of butterflies, wing scales, and caterpillar armor are made of chitin.","\u002Fslovar\u002Fkhitin","\u002Fimages\u002Fslovar\u002Fkhitin.jpg",{"title":219,"description":220,"path":221,"coverImage":222,"publishedAt":163,"order":158},"Chrysalis","A chrysalis is a butterfly pupa with a hard chitinous case, often with a golden or silvery sheen. Inside, the organism is completely rebuilt.","\u002Fslovar\u002Fkhrizalida","\u002Fimages\u002Fslovar\u002Fkhrizalida.jpg",{"title":224,"description":225,"path":226,"coverImage":227,"publishedAt":163,"order":158},"Diapause","Diapause is a state of physiological rest in insects that allows survival of an unfavorable season. In butterflies, it can occur at any developmental stage.","\u002Fslovar\u002Fdiapauza","\u002Fimages\u002Fslovar\u002Fdiapauza.png",{"title":229,"description":230,"path":231,"coverImage":232,"publishedAt":163,"order":158},"Dimorphism","Dimorphism is the existence of two distinct forms within one species. In butterflies, males and females of the same species can differ sharply in coloration.","\u002Fslovar\u002Fdimorfizm","\u002Fimages\u002Fslovar\u002Fdimorfizm.jpg",{"title":234,"description":235,"path":236,"coverImage":237,"publishedAt":163,"order":158},"Eclosion","Eclosion is the emergence of an adult butterfly from the pupa. One of the most vulnerable and striking moments in the life cycle of lepidopterans.","\u002Fslovar\u002Feklozia","\u002Fimages\u002Fslovar\u002Feklozia.jpg",{"title":239,"description":240,"path":241,"coverImage":242,"publishedAt":163,"order":158},"Endemic","An endemic is a species that lives only in a specific geographic region and nowhere else. Islands and mountains are the main centers of butterfly endemism.","\u002Fslovar\u002Fendemik","\u002Fimages\u002Fslovar\u002Fendemik.jpg",{"title":244,"description":245,"path":246,"coverImage":247,"publishedAt":248,"order":158},"Eyespots","Eyespots are circular wing markings that mimic a vertebrate eye, used by butterflies either to startle predators or to redirect attacks away from vital body parts.","\u002Fslovar\u002Flozhnye-glazki","\u002Fimages\u002Fslovar\u002Flozhnye-glazki.png","13.08.2026",{"title":167,"description":250,"path":168,"coverImage":251,"publishedAt":163,"order":158},"Holometabolism is a type of insect development with complete metamorphosis: egg → larva → pupa → imago. All butterflies develop by this type.","\u002Fimages\u002Fslovar\u002Fgolometaboliya.jpg",{"title":253,"description":254,"path":255,"coverImage":256,"publishedAt":163,"order":158},"Host plant","A host plant is a plant whose leaves a caterpillar of a given butterfly species feeds on. Most species are strictly specialized on 1–3 host plants.","\u002Fslovar\u002Fkormovoe-rastenie","\u002Fimages\u002Fslovar\u002Fkormovoe-rastenie.jpg",{"title":173,"description":258,"path":174,"coverImage":259,"publishedAt":163,"order":158},"Imago is the adult, sexually mature stage of an insect with fully formed wings. The final phase of complete metamorphosis.","\u002Fimages\u002Fslovar\u002Fimago.jpg",{"title":261,"description":262,"path":263,"coverImage":264,"publishedAt":163,"order":158},"Lepidoptera","Lepidoptera is the order of scale-winged insects, including butterflies and moths. The name means “scale-winged”: wings are covered with microscopic scales.","\u002Fslovar\u002Flepidoptera","\u002Fimages\u002Fslovar\u002Flepidoptera.jpg",{"title":266,"description":267,"path":268,"coverImage":269,"publishedAt":163,"order":158},"Melanism","Melanism is excess accumulation of dark pigment melanin, causing darkened coloration. Industrial melanism in the peppered moth is a classic evolution example.","\u002Fslovar\u002Fmelanizm","\u002Fimages\u002Fslovar\u002Fmelanizm.jpg",{"title":5,"description":156,"path":162,"coverImage":155,"publishedAt":163,"order":158},{"title":272,"description":273,"path":274,"coverImage":275,"publishedAt":163,"order":158},"Migration","Butterfly migration is seasonal movement over long distances. The record holder is the monarch, at up to 4,500 km; red admirals and painted ladies also migrate.","\u002Fslovar\u002Fmigraciya","\u002Fimages\u002Fslovar\u002Fmigraciya.jpg",{"title":277,"description":278,"path":279,"coverImage":280,"publishedAt":163,"order":158},"Mimicry","Mimicry in butterflies is resemblance to other species or objects for protection from predators. Batesian and Müllerian mimicry, with examples.","\u002Fslovar\u002Fmimikriya","\u002Fimages\u002Fslovar\u002Fmimikriya.jpg",{"title":282,"description":283,"path":284,"coverImage":285,"publishedAt":163,"order":158},"Monophage","A monophage is a species whose caterpillars feed on only one species or genus of plant. Monophagy makes a butterfly vulnerable if that plant disappears.","\u002Fslovar\u002Fmonofag","\u002Fimages\u002Fslovar\u002Fmonofag.jpg",{"title":287,"description":288,"path":289,"coverImage":290,"publishedAt":163,"order":158},"Nectar","Nectar is the sweet secretion of flowers and the main energy source for adult butterflies, which drink it through the proboscis and carry pollen too.","\u002Fslovar\u002Fnektar","\u002Fimages\u002Fslovar\u002Fnektar.jpg",{"title":292,"description":293,"path":294,"coverImage":295,"publishedAt":163,"order":158},"Oviposition","Oviposition is egg-laying by a female butterfly, who carefully chooses a host plant, tapping leaves with her legs, and lays eggs on the underside.","\u002Fslovar\u002Fovipozitsiya","\u002Fimages\u002Fslovar\u002Fovipozitsiya.jpg",{"title":297,"description":298,"path":299,"coverImage":300,"publishedAt":163,"order":158},"Pheromones","Butterfly pheromones are chemical signals for attracting mates, marking territory, and communication. Males and females release different pheromones.","\u002Fslovar\u002Fferomon","\u002Fimages\u002Fslovar\u002Fferomon.jpg",{"title":302,"description":303,"path":304,"coverImage":305,"publishedAt":163,"order":158},"Pollination","Pollination is transfer of pollen from anther to stigma. Butterflies are important pollinators: they move pollen between flowers while feeding on nectar.","\u002Fslovar\u002Fopylenie","\u002Fimages\u002Fslovar\u002Fopylenie.jpg",{"title":307,"description":308,"path":309,"coverImage":310,"publishedAt":163,"order":158},"Polyphagy","Polyphagy is the ability to feed on a wide range of plants. Polyphagous caterpillars are less vulnerable when one host plant species is lost than monophages.","\u002Fslovar\u002Fpolifagiya","\u002Fimages\u002Fslovar\u002Fpolifagiya.jpg",{"title":312,"description":313,"path":314,"coverImage":315,"publishedAt":163,"order":158},"Proboscis","The proboscis is the mouthpart of an adult butterfly, shaped as a flexible tube for sucking nectar and other liquids. At rest it is coiled in a spiral.","\u002Fslovar\u002Fkhobotok","\u002Fimages\u002Fslovar\u002Fkhobotok.jpg",{"title":317,"description":318,"path":319,"coverImage":320,"publishedAt":163,"order":158},"Puddling","Puddling in butterflies is behavior where insects gather on damp soil, puddles, or droppings to obtain mineral salts and amino acids.","\u002Fslovar\u002Fpudling","\u002Fimages\u002Fslovar\u002Fpudling.jpg",{"title":170,"description":322,"path":171,"coverImage":323,"publishedAt":163,"order":158},"The pupa is the third stage of complete metamorphosis, when the caterpillar transforms into a butterfly — outwardly still, but rebuilding within.","\u002Fimages\u002Fslovar\u002Fkukolka.jpg",{"title":325,"description":326,"path":327,"coverImage":328,"publishedAt":163,"order":158},"Range","Range is the geographic area within which a given butterfly species lives. Ranges may be continuous, fragmented, expanding, or shrinking.","\u002Fslovar\u002Fareal","\u002Fimages\u002Fslovar\u002Fareal.png",{"title":330,"description":331,"path":332,"coverImage":333,"publishedAt":334,"order":158},"Reintroduction","Reintroduction is the deliberate release of captive-bred or translocated individuals into a habitat where a species has gone locally extinct, aiming to re-establish a self-sustaining wild population.","\u002Fslovar\u002Freintroduktsiya","\u002Fimages\u002Fslovar\u002Freintroduktsiya.png","22.07.2026",{"title":336,"description":337,"path":338,"coverImage":339,"publishedAt":340,"order":158},"Relict Species","A relict species is a survivor of a once-widespread group whose range has contracted to isolated pockets — often mountaintops or glacial refuges — left over after past climate change.","\u002Fslovar\u002Freliktovyi-vid","\u002Fimages\u002Fslovar\u002Freliktovyi-vid.png","01.08.2026",{"title":342,"description":343,"path":344,"coverImage":345,"publishedAt":346,"order":158},"Stenotopic Species","A stenotopic species tolerates only a narrow range of habitat conditions, unlike a eurytopic generalist that thrives across many different environments.","\u002Fslovar\u002Fstenotopnyi-vid","\u002Fimages\u002Fslovar\u002Fstenotopnyi-vid.png","07.08.2026",{"title":348,"description":349,"path":350,"coverImage":351,"publishedAt":163,"order":158},"Taxonomy","Taxonomy is the science of classifying organisms. Butterflies belong to order Lepidoptera; taxonomy explains why the tortoiseshell is a nymphalid, not a blue.","\u002Fslovar\u002Ftaksonomiya","\u002Fimages\u002Fslovar\u002Ftaksonomiya.jpg",{"title":353,"description":354,"path":355,"coverImage":356,"publishedAt":163,"order":158},"Thermoregulation","Thermoregulation in butterflies is maintaining working body temperature. Unable to generate heat, they warm up in sun, wings spread like solar panels.","\u002Fslovar\u002Ftermoregulyatsiya","\u002Fimages\u002Fslovar\u002Ftermoregulyatsiya.jpg",{"title":358,"description":359,"path":360,"coverImage":361,"publishedAt":362,"order":158},"Toxin Sequestration","Toxin sequestration is when a caterpillar stores plant-derived toxins from its host plant unchanged in its own tissues, turning the plant's chemical defense into its own.","\u002Fslovar\u002Fsekvestraciya-toksinov","\u002Fimages\u002Fslovar\u002Fsekvestraciya-toksinov.png","19.08.2026",{"title":364,"description":365,"path":366,"coverImage":367,"publishedAt":368,"order":158},"Wing Venation","Wing venation is the pattern of hollow, rigid veins that forms a butterfly wing's supporting framework — its precise layout is a key character for identification and classification.","\u002Fslovar\u002Fzhilkovanie-kryla","\u002Fimages\u002Fslovar\u002Fzhilkovanie-kryla.png","27.07.2026",[370,371,372,373],{"label":167,"path":168,"coverImage":251,"latinName":158},{"label":170,"path":171,"coverImage":323,"latinName":158},{"label":173,"path":174,"coverImage":259,"latinName":158},{"label":176,"path":177,"coverImage":374,"latinName":158},"\u002Fimages\u002Fentsiklopediya\u002Fzhiznennyj-tsikl.png",1787125907726]