{"id":2380,"date":"2014-08-19T11:50:17","date_gmt":"2014-08-19T11:50:17","guid":{"rendered":"http:\/\/www.123fakta.com\/da\/?p=2380"},"modified":"2026-03-19T10:38:24","modified_gmt":"2026-03-19T10:38:24","slug":"fakta-om-slanger","status":"publish","type":"post","link":"https:\/\/www.123fakta.com\/nb\/facts-about-snakes","title":{"rendered":"Fakta om slanger"},"content":{"rendered":"<h2>Fakta om slangef\u00f4r<\/h2>\n<ul>\n<li><strong>Predators:<\/strong>\u00a0Slanger er <a href=\"https:\/\/www.123fakta.com\/nb\/fakta-om-rovdyr\/\">rovdyr<\/a> som spiser sm\u00e5 og mellomstore dyr, for eksempel insekter, <a href=\"https:\/\/www.123fakta.com\/nb\/fakta-om-fugler\/\">Fugler<\/a>reptiler, amfibier, gnagere, sm\u00e5 husdyr osv.<\/li>\n<li><strong>Forbruk av byttedyr:<\/strong>\u00a0Slanger svelger alle byttedyrene sine hele og er i stand til \u00e5 fort\u00e6re dyr som er tre ganger s\u00e5 store som deres eget hode. Dette er mulig fordi slangens overkjeve kan skilles fra underkjeven.<\/li>\n<li><strong>Tenner:<\/strong>\u00a0Slangens tenner vender bakover - som mothaker - noe som gj\u00f8r det lettere for slangen \u00e5 holde fast i byttet og sikre at byttet ikke slipper unna.<\/li>\n<li><strong>Giftige slanger og kvelerslanger:<\/strong>\u00a0Det finnes to hovedkategorier av slanger: giftslanger og kvelerslanger. Som navnet antyder, dreper giftslanger byttet sitt ved hjelp av gift, mens kvelerslanger kveler byttet.<\/li>\n<li><strong>Matinntak:<\/strong>\u00a0Slanger trenger ikke \u00e5 jakte hver dag; noen arter - som anakondaer og pytoner - kan overleve (etter et stort m\u00e5ltid) i opptil ett \u00e5r uten mat.<\/li>\n<li><strong>Intelligent jakt:<\/strong>\u00a0Mange slangearter regnes som relativt intelligente, for eksempel er noen i stand til \u00e5 slippe ut \u00e5te for \u00e5 fange byttedyr.<\/li>\n<\/ul>\n<figure id=\"attachment_7411\" aria-describedby=\"caption-attachment-7411\" style=\"width: 648px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7411 size-large\" src=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/slanger-fakta-2-658x1024.jpg\" alt=\"Fakta: Det finnes en huskeregel for \u00e5 se forskjell p\u00e5 korallslanger og skarlagenr\u00f8de kongesnoker.\" width=\"658\" height=\"1024\" srcset=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/slanger-fakta-2-658x1024.jpg 658w, https:\/\/www.123fakta.com\/wp-content\/uploads\/slanger-fakta-2-193x300.jpg 193w, https:\/\/www.123fakta.com\/wp-content\/uploads\/slanger-fakta-2-768x1195.jpg 768w, https:\/\/www.123fakta.com\/wp-content\/uploads\/slanger-fakta-2-987x1536.jpg 987w, https:\/\/www.123fakta.com\/wp-content\/uploads\/slanger-fakta-2-8x12.jpg 8w, https:\/\/www.123fakta.com\/wp-content\/uploads\/slanger-fakta-2.jpg 1000w\" sizes=\"auto, (max-width: 658px) 100vw, 658px\" \/><figcaption id=\"caption-attachment-7411\" class=\"wp-caption-text\">Navngivelse: Norman.benton - Wikipedia.org | Florida Fish and Wildlife - Flickr.com<\/figcaption><\/figure>\n<p style=\"text-align: center;\"><em><strong>Fakta: Du kan se forskjell p\u00e5 den giftige korallslangen (\u00f8verst) og den ikke-giftige skarlagenr\u00f8de kongeslangen (nederst) ved hjelp av denne setningen: Hvis r\u00f8dt ber\u00f8rer gult, er den giftig - hvis r\u00f8dt ber\u00f8rer svart, er den ikke-giftig.<\/strong><\/em><\/p>\n<h2>Fakta om slangearter<\/h2>\n<ul>\n<li><strong>Arter:<\/strong>\u00a0Det finnes rundt 3400 kjente slangearter i verden.<\/li>\n<li><strong>Giftighet:<\/strong>\u00a0Det finnes flere m\u00e5ter \u00e5 finne ut om en slange er giftig eller ikke:\n<ul>\n<li><strong>Elever:<\/strong>\u00a0Slanger med diamantformede pupiller er giftige. Slanger med runde pupiller er ikke giftige.<\/li>\n<li><strong>Farger:<\/strong>\u00a0Denne huskeregelen gj\u00f8r det lettere \u00e5 se forskjell p\u00e5 korallslanger (Elapidae), som er giftige, og den r\u00f8de kongeslangen (Lampropeltis triangulum elapsoides), som ikke er giftig; hvis r\u00f8dt ber\u00f8rer gult, er den giftig - hvis r\u00f8dt ber\u00f8rer svart, er den ikke giftig.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Klatreslange:<\/strong>\u00a0Kornsnuten (<em>Pantherophis guttatus<\/em>) kan bruke skjellene sine til \u00e5 klatre i tr\u00e6r; den kan vri skjellene p\u00e5 skr\u00e5 slik at de setter seg fast i barken p\u00e5 tr\u00e6rne og hjelper slangen med \u00e5 klatre.<\/li>\n<li><strong>Flygende slange:<\/strong>\u00a0Slangearter\u00a0<em>Chrysopelea paradisi<\/em>\u00a0kan fly! Den bruker samme prinsipp som en frisbee og svever fra gren til gren i skogens tr\u00e6r. Fra en tretopp kan den sveve rundt 100 meter horisontalt. Se videoen om den flygende slangen nedenfor:<\/li>\n<\/ul>\n<figure id=\"attachment_7412\" aria-describedby=\"caption-attachment-7412\" style=\"width: 701px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7412 size-large\" src=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/giftslange-kvaelerslange-2-711x1024.jpg\" alt=\"Fakta: Det finnes giftslanger og kvelerslanger.\" width=\"711\" height=\"1024\" srcset=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/giftslange-kvaelerslange-2-711x1024.jpg 711w, https:\/\/www.123fakta.com\/wp-content\/uploads\/giftslange-kvaelerslange-2-208x300.jpg 208w, https:\/\/www.123fakta.com\/wp-content\/uploads\/giftslange-kvaelerslange-2-768x1107.jpg 768w, https:\/\/www.123fakta.com\/wp-content\/uploads\/giftslange-kvaelerslange-2-8x12.jpg 8w, https:\/\/www.123fakta.com\/wp-content\/uploads\/giftslange-kvaelerslange-2.jpg 1000w\" sizes=\"auto, (max-width: 711px) 100vw, 711px\" \/><figcaption id=\"caption-attachment-7412\" class=\"wp-caption-text\">Attribusjon: H. Krisp + Embreus - Wikipedia.org<\/figcaption><\/figure>\n<p style=\"text-align: center;\"><em><strong>Fakta: Slanger kan deles inn i to hovedkategorier: giftslanger og kv\u00e6lerslanger. Bildet viser en gr\u00f8nn mamba (Dendroaspis angusticeps), som er en giftslange, og en r\u00f8dhalet kongeboa (Boa constrictor constrictor), som er en kvelerslange.<\/strong><\/em><\/p>\n<h2>Anatomi og atferd<\/h2>\n<ul>\n<li><strong>\u00d8yne og \u00f8rer:<\/strong>\u00a0Slanger har verken \u00f8yelokk eller \u00f8rer.<\/li>\n<li><strong>Sanser:<\/strong>\u00a0Slanger jakter og orienterer seg ved hjelp av luktesansen (tungen), synet og ved \u00e5 kjenne vibrasjoner i bakken.<\/li>\n<li><strong>Luktesans:<\/strong>\u00a0Slanger lukter ved \u00e5 stikke den kl\u00f8yvde tungen i luften.<\/li>\n<li><strong>Kaldblodige dyr:<\/strong>\u00a0Slanger er kaldblodige, noe som betyr at de er avhengige av solens varme for \u00e5 v\u00e6re aktive. Derfor regulerer de kroppstemperaturen ved hjelp av sol og skygge.<\/li>\n<li><strong>Vinterdvale:<\/strong>\u00a0I kaldere klima g\u00e5r slangene i dvale.<\/li>\n<li><strong>Vi bytter hender:<\/strong>\u00a0Slanger skifter hud opptil 6 ganger i \u00e5ret.<\/li>\n<li><strong>Aggressivitet:<\/strong>\u00a0De fleste slangearter er ikke aggressive mot mennesker, men vi har en innl\u00e6rt oppfatning av slanger som farlige. De fleste slanger foretrekker \u00e5 flykte fremfor \u00e5 angripe n\u00e5r de er i n\u00e6rheten av mennesker, men i visse situasjoner kan de angripe fordi de f\u00f8ler seg for truet til \u00e5 flykte.<\/li>\n<li><strong>Isolerte dyr:<\/strong>\u00a0Slanger er vanligvis sv\u00e6rt isolerte dyr. Naturligvis st\u00f8ter de p\u00e5 hverandre ved en tilfeldighet. Men i paringssesongen kan de av \u00e5penbare grunner midlertidig oppholde seg i n\u00e6rheten av hverandre.<\/li>\n<\/ul>\n<h2>Fakta om slangers leveomr\u00e5der<\/h2>\n<ul>\n<li><strong>Distribusjon:<\/strong>\u00a0Slanger finnes overalt i verden, med unntak av Antarktis (Sydpolen): Antarktis (Sydpolen), Island, Irland, Gr\u00f8nland, New Zealand og mange mindre \u00f8yer i Atlanterhavet, Stillehavet og Det indiske hav.<\/li>\n<li><strong>Milj\u00f8er:<\/strong>\u00a0Slanger lever i mange forskjellige milj\u00f8er, blant annet i skoger, \u00f8rkener, fjell, sletter, hav og innsj\u00f8er.<\/li>\n<li><strong>Tropene:<\/strong>\u00a0De fleste slanger lever i de tropiske omr\u00e5dene p\u00e5 jorden.<\/li>\n<\/ul>\n<h2>Reproduksjon<\/h2>\n<ul>\n<li><strong>Vivipari:<\/strong>\u00a0De aller fleste slanger legger egg, men noen arter beholder egget i kroppen til det er nesten klart til \u00e5 klekkes. Det finnes til og med noen f\u00e5 vivipare arter der det ikke finnes noe egg, men i stedet en plommesekk og en livmor som gir n\u00e6ring til fosteret (vivipari). Dette fenomenet er sv\u00e6rt vanlig blant pattedyr, men sv\u00e6rt uvanlig blant reptiler. Eksempler p\u00e5 vivipare slanger er den store anakondaen (Eunectes murinus) og kongeboaen (Boa constrictor).<\/li>\n<li><strong>Omsorg:<\/strong>\u00a0Hver slangeart har ulike omsorgsm\u00f8nstre for ungene sine; noen forlater eggene f\u00f8r de klekkes, andre umiddelbart etter klekking, og i noen f\u00e5 tilfeller blir de hos ungene litt lenger - men vanligvis blir ungene etterlatt alene rett f\u00f8r eller etter klekking, noe som gj\u00f8r dem s\u00e5rbare for rovdyr.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Fakta om slangemat Rovdyr: Slanger er rovdyr som spiser sm\u00e5 og mellomstore dyr som insekter, fugler, reptiler, amfibier, gnagere, sm\u00e5 husdyr osv. Slanger svelger alle byttedyrene sine hele og er i stand til \u00e5 spise dyr som er tre ganger s\u00e5 store som deres eget hode. Dette er mulig fordi slangens overkjeve kan ... <a title=\"Fakta om slanger\" class=\"read-more\" href=\"https:\/\/www.123fakta.com\/nb\/facts-about-snakes\" aria-label=\"Les mer om fakta om slanger\">Les mer<\/a><\/p>","protected":false},"author":1,"featured_media":7413,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"cybocfi_hide_featured_image":"","footnotes":""},"categories":[67,68],"tags":[120],"class_list":["post-2380","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-animals","category-terrestrial-animals","tag-adsense"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Facts about snakes - Behavior, hunting, food, species, etc.<\/title>\n<meta name=\"description\" content=\"Fact: Snakes with round pupils are not venomous, while snakes with diamond-shaped pupils are venomous. 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