[{"data":1,"prerenderedAt":379},["ShallowReactive",2],{"species-sheet-\u002Fit\u002Fspecies\u002Fpolyrhachis-dives":3},{"species":4,"profile":243,"countryNames":282,"lookalikes":298,"similar":302,"posts":359},{"id":5,"authority":6,"colonyStructure":7,"confidence":8,"countries":11,"defense":27,"diet":30,"difficulty":33,"dryHumidity":34,"escapeRisk":35,"estimated":36,"experience":41,"extension":42,"finder":43,"founding":44,"growth":45,"guide":34,"hibernation":46,"hibernationMonths":34,"hibernationTemperature":34,"humidity":47,"image":50,"imageCredit":51,"imageHeight":55,"imageWidth":56,"interests":34,"keptSince":34,"legal":57,"lookalikes":60,"majorSize":34,"maxWorkers":63,"meta":64,"nests":65,"nuptialFlightMonths":34,"nuptialFlightTime":34,"nuptialFlightTriggers":34,"polymorphism":69,"queenSize":70,"regions":73,"relatedPosts":76,"reviewedAt":59,"scientificName":80,"sources":81,"stem":228,"subfamily":229,"temperature":230,"tribe":233,"workerSize":234,"__hash__":237,"slug":238,"genus":239,"nickname":240,"aliases":241,"tagline":242},"species\u002Fspecies\u002Fpolyrhachis-dives.yml","Smith, 1857","polygyne",{"biology":9,"husbandry":9,"nuptialFlight":10},"medium","low",[12,13,14,15,16,17,18,19,20,21,22,23,24,25,26],"CN","TW","IN","JP","ID","MY","TH","VN","PH","SG","LK","MM","KH","AU","PG",[28,29],"bite","acid",[31,32],"sugar","insects","5",null,"high",[37,38,39,40],"temperature","workerSize","queenSize","maxWorkers","compiled","yml",false,"semiClaustral","fast","none",[48,49],60,80,"https:\u002F\u002Fcdn.brumaants.com\u002Fimages\u002Fspecies\u002Fpolyrhachis-dives.jpg",{"author":52,"license":53,"url":54},"Philipp Hoenle (myrmecophil)","CC0 1.0","https:\u002F\u002Fwww.inaturalist.org\u002Fobservations\u002F189789233",800,1200,{"status":58,"checked":59},"free","2026-10-11",[61,62],"Polyrhachis ammon","Oecophylla smaragdina",3000,{},[66,67,68],"naturalistic","acrylic","ytong","monomorphic",[71,72],9,12,[74,75],"asia","oceania",[77,78,79],"keeping-semi-claustral-ants-the-ant-pod","you-should-have-a-vivarium-the-ant-pod","when-ant-colonies-grow-out-of-control-the-ant-pod","Polyrhachis dives",[82,88,94,99,103,107,111,115,119,123,129,133,137,141,145,149,153,157,161,165,169,173,178,182,186,190,194,198,202,207,211,216,220,224],{"type":83,"title":84,"url":85,"covers":86},"paper","Yamauchi et al. (1987), Kontyû 55(3): Polycalic colonies of the weaver ant Polyrhachis dives (nests on Okinawa with up to 594 queens, nest exchange and a polycalic colony of about a million workers)","https:\u002F\u002Fcir.nii.ac.jp\u002Fcrid\u002F2051151841965830784",[87],"biology",{"type":89,"title":90,"url":91,"covers":92},"reference","AntCat: Polyrhachis dives Smith, 1857 (valid species of the subgenus Myrmhopla; Polyrhachis vicina Roger, 1863 is a junior synonym)","https:\u002F\u002Fantcat.org\u002Fcatalog\u002F445641",[93],"taxonomy",{"type":83,"title":95,"url":96,"covers":97},"Liu et al. (2017), Mitochondrial DNA Part B 2: Characterization of mitochondrial genome and phylogenetic implications for Chinese black ant, Polyrhachis dives (also known as P. vicina; range, edible and medicinal use)","https:\u002F\u002Fpmc.ncbi.nlm.nih.gov\u002Farticles\u002FPMC7799532\u002F",[93,98,87],"distribution",{"type":83,"title":100,"url":101,"covers":102},"Jong (2008), National Taiwan University thesis: Models of division of labor and expression of biological clock in the colony of gray-black spiny ant, Polyrhachis dives (colonies in nature are queenless, monogynous or polygynous, and are founded by budding or independently)","https:\u002F\u002Fscholars.lib.ntu.edu.tw\u002Fentities\u002Fpublication\u002F73b87ca9-c429-4ed8-a15c-5f1deedac838",[87],{"type":83,"title":104,"url":105,"covers":106},"Lenoir and Dejean (1994), Insectes Sociaux 41: Semi-claustral colony foundation in the formicine ants of the genus Polyrhachis (genus-level evidence for foundress queens that 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Condivide il nome con le formiche tessitrici Oecophylla, ma le due appartengono a tribù diverse e costruiscono in modo diverso: le operaie di Oecophylla formano catene per tirare insieme le foglie vive, mentre Polyrhachis dives richiede molto meno lavoro di squadra e costruisce nidi di seta, cartone e detriti vegetali.",{"question":258,"answer":259},"Quanto può diventare grande una colonia di Polyrhachis dives?","In natura può essere enorme. Un rilevamento a Okinawa ha scoperto che nidi vicini si scambiavano membri della colonia, così che molti nidi formavano un'unica colonia policalica di circa un milione di operaie. Le colonie in cattività restano molto più piccole, da qualche centinaio fino a qualche migliaio di operaie nei resoconti degli allevatori, ma crescono in fretta e hanno bisogno di molto spazio in verticale.",{"question":261,"answer":262},"Polyrhachis dives è la stessa specie della formica nera cinese, Polyrhachis vicina?","Sì. Polyrhachis vicina Roger, 1863 è un sinonimo più recente di Polyrhachis dives Smith, 1857, quindi gli studi e i testi di medicina tradizionale che usano il nome vicina descrivono la stessa formica. In quella letteratura è chiamata formica nera cinese ed è stata usata come insetto commestibile tradizionale e nella medicina cinese.","Operaie nere, tutte della stessa taglia, con un riflesso da argenteo a dorato dovuto ai fini peli sul gaster e con le spine acuminate sul torace e sul peduncolo da cui il genere Polyrhachis prende il nome. Quando vengono disturbate si accovacciano all'indietro sul gaster, con la punta rivolta verso l'alto, pronte a spruzzare acido, e a differenza delle formiche tessitrici Oecophylla, dalle zampe lunghe e arancioni o verdi, sono nere e spinose.","it",{},true,[268,271,274,276],{"kind":269,"text":270},"tip","Dai loro un setup alto con corteccia di sughero, rametti, muschio e materiale vegetale secco, e lascia che tessano il proprio nido. Gli allevatori riferiscono di colonie che si sono trasferite in un pezzo di sughero, in un baccello di semi vuoto o in una cavità nel legno, mentre una vaschetta nido riscaldata offerta loro è stata dapprima ignorata.",{"kind":272,"text":273},"watchOut","Sigilla completamente il setup e non affidarti a un solo velo d'olio. Un allevatore ha visto un'operaia, spaventata da un grillo che si contorceva, salire di corsa molto in alto lungo una parete di vetro oliata prima di scivolare giù, e una nuova colonia è scomparsa attraverso una piccola fessura nell'elettronica dell'alloggiamento di un termometro. Gli allevatori combinano una barriera di olio o PTFE con talco, un coperchio ben aderente e garza fine.",{"kind":269,"text":275},"Offri prede già uccise. I grilli congelati sono stati accettati con la stessa prontezza di quelli freschi, e una colonia ignorava del tutto le prede vive. Le operaie hanno anche molta sete e molta fame, quindi tieni sempre una ciotolina d'acqua nell'outworld e aspettati che sparisca molto cibo.",{"kind":272,"text":277},"Non aspettarti di partire da una singola regina fondatrice. Le colonie arrivano agli appassionati come porzioni di colonie con una regina o poche regine e le loro operaie, e il modo in cui le regine isolate fondano una colonia è poco documentato. Tieni la colonia di partenza in uno spazio piccolo: un allevatore la cui colonia era ferma sospettava che lo spazio offerto fosse di gran lunga troppo grande.","\u002Fit\u002Fspecies\u002Fpolyrhachis-dives",{"description":240},"it\u002Fspecies\u002Fpolyrhachis-dives","0oNtNZWOZvJb4FtY2YPWE8HVqxmtdKzE4HXMSZxPfuU",[283,284,285,286,287,288,289,290,291,292,293,294,295,296,297],"Australia","Cambogia","Cina","Filippine","Giappone","India","Indonesia","Malaysia","Myanmar (Birmania)","Papua Nuova Guinea","Singapore","Sri Lanka","Taiwan","Thailandia","Vietnam",[299,300],{"name":61,"slug":34},{"name":62,"slug":301},"oecophylla-smaragdina",[303,322,341],{"slug":304,"scientificName":305,"genus":306,"nickname":307,"aliases":308,"tagline":309,"image":310,"experience":41,"guide":34,"difficulty":311,"workerSize":312,"majorSize":71,"queenSize":314,"temperature":316,"hibernation":46,"hibernationTemperature":34,"hibernationBand":46,"sizeClass":9,"founding":318,"colonyStructure":319,"regions":320},"myrmecocystus-mexicanus","Myrmecocystus mexicanus","Myrmecocystus","Formica del miele",[],"Una formica notturna del deserto, le cui operaie rigonfie pendono dal soffitto come vasetti dorati per conservare gli zuccheri della colonia.","https:\u002F\u002Fcdn.brumaants.com\u002Fimages\u002Fspecies\u002Fmyrmecocystus-mexicanus.jpg","6",[313,236],4,[72,315],15,[317,232],26,"claustral","monogyne",[321],"northAmerica",{"slug":323,"scientificName":324,"genus":325,"nickname":326,"aliases":327,"tagline":328,"image":329,"experience":41,"guide":34,"difficulty":33,"workerSize":330,"majorSize":34,"queenSize":332,"temperature":334,"hibernation":336,"hibernationTemperature":337,"hibernationBand":338,"sizeClass":9,"founding":44,"colonyStructure":7,"regions":339},"myrmica-rubra","Myrmica rubra","Myrmica","Formica rossa",[],"Una battagliera formica rossa dei prati umidi, che vive in colonie sterminate con molte regine e difende il nido con una puntura simile a quella dell'ortica.","https:\u002F\u002Fcdn.brumaants.com\u002Fimages\u002Fspecies\u002Fmyrmica-rubra.jpg",[313,331],6,[235,333],7,[335,231],18,"required",[235,236],"cold",[340,74],"europe",{"slug":342,"scientificName":343,"genus":344,"nickname":240,"aliases":345,"tagline":346,"image":347,"experience":41,"guide":34,"difficulty":311,"workerSize":348,"majorSize":34,"queenSize":350,"temperature":353,"hibernation":46,"hibernationTemperature":34,"hibernationBand":46,"sizeClass":356,"founding":44,"colonyStructure":357,"regions":358},"harpegnathos-venator","Harpegnathos venator","Harpegnathos",[],"Una cacciatrice dalla vista acuta e dalle mandibole a falce, che si immobilizza, agita il gaster e poi balza sulla preda viva.","https:\u002F\u002Fcdn.brumaants.com\u002Fimages\u002Fspecies\u002Fharpegnathos-venator.jpg",[349,335],14,[351,352],16,20,[354,355],24,28,"large","facultative",[74],[360,367,373],{"id":361,"title":362,"description":363,"image":364,"categoryText":365,"path":366},"blog\u002Fit\u002Fkeeping-semi-claustral-ants-the-ant-pod.md","Allevare Formiche Semi-Claustrali - The Ant Pod","Le regine semi-claustrali vanno nutrite dal primo giorno. Lynn e Jake raccontano come hanno fondato colonie di Manica rubida e Myrmica rubra e come allestirle.","https:\u002F\u002Fcdn.brumaants.com\u002Fimages\u002Fthe_antpod_semi_claustral_ants_44.jpg","Podcast","\u002Fit\u002Fkeeping-semi-claustral-ants-the-ant-pod",{"id":368,"title":369,"description":370,"image":371,"categoryText":365,"path":372},"blog\u002Fit\u002Fyou-should-have-a-vivarium-the-ant-pod.md","Dovresti Avere un Vivario! - The Ant Pod","Perché un vivario (VIF) conviene con le formiche esotiche: cavi riscaldanti con termostato, posizione della sonda e come affrontare un'ondata di calore.","https:\u002F\u002Fcdn.brumaants.com\u002Fimages\u002Fthe_antpod_vivarium_41.jpg","\u002Fit\u002Fyou-should-have-a-vivarium-the-ant-pod",{"id":374,"title":375,"description":376,"image":377,"categoryText":365,"path":378},"blog\u002Fit\u002Fwhen-ant-colonies-grow-out-of-control-the-ant-pod.md","Quando le Colonie Crescono Fuori Controllo! - The Ant Pod","Cosa fare quando una colonia diventa troppo grande? Lynn, Jake e Alex parlano di sovraffollamento, pulizia di outworld enormi, dieta e riduzione.","https:\u002F\u002Fcdn.brumaants.com\u002Fimages\u002Fthe_antpod_ant_colonies_out_of_control_40.jpg","\u002Fit\u002Fwhen-ant-colonies-grow-out-of-control-the-ant-pod",1791900232550]