{"id":1721,"date":"2014-06-19T13:57:46","date_gmt":"2014-06-19T13:57:46","guid":{"rendered":"http:\/\/www.123fakta.com\/da\/?p=1721"},"modified":"2026-03-19T10:38:26","modified_gmt":"2026-03-19T10:38:26","slug":"datos-sobre-los-erizos","status":"publish","type":"post","link":"https:\/\/www.123fakta.com\/es\/facts-about-hedgehogs","title":{"rendered":"Datos sobre los erizos"},"content":{"rendered":"<ol>\n<li><strong>Comida:<\/strong>\u00a0Los erizos se alimentan principalmente de insectos, gusanos, <a href=\"https:\/\/www.123fakta.com\/es\/datos-sobre-los-caracoles\/\">caracoles<\/a>, <a href=\"https:\/\/www.123fakta.com\/es\/datos-sobre-los-ratones\/\">ratones<\/a>ranas y <a href=\"https:\/\/www.123fakta.com\/es\/curiosidades-sobre-las-serpientes\/\">serpientes<\/a><\/li>\n<li><strong>Veneno de serpiente:<\/strong>\u00a0Al igual que los ratones y los topos, los erizos son hasta cierto punto inmunes al veneno de las serpientes. Sin embargo, los erizos a\u00fan pueden morir por la mordedura de una serpiente, por ejemplo, ya que s\u00f3lo tienen peque\u00f1as cantidades de anticuerpos (la prote\u00edna \"erinacina\")<\/li>\n<li><strong>Propietarios de jardines:<\/strong>\u00a0Los erizos son muy apreciados por los jardineros porque se comen muchas de las \"plagas\" que dificultan la jardiner\u00eda. Si quieres atraer erizos a tu jard\u00edn, puedes probar a poner comida para perros o gatos<\/li>\n<li class=\"no-mobile\"><strong>Animales nocturnos:<\/strong>\u00a0Los erizos son m\u00e1s activos por la noche y a primera hora de la ma\u00f1ana. Suelen pasar la mayor parte del d\u00eda en sus nidos, que suelen estar bajo arbustos o matorrales densos.<\/li>\n<li><strong>Especies:<\/strong>\u00a0Existen 17 especies de erizos, que se dividen en 5 g\u00e9neros. Todas las especies de erizos son originarias de Europa, Asia, \u00c1frica y Nueva Zelanda (es decir, todos los erizos de Am\u00e9rica y Australia son introducidos)<\/li>\n<li><strong>Erizos ilegales:<\/strong>\u00a0En varios estados norteamericanos es ilegal tener erizos como mascotas porque se consideran animales salvajes.<\/li>\n<li><strong>Pulgas de erizo:<\/strong>\u00a0Los erizos tienen su propia <a href=\"https:\/\/www.123fakta.com\/es\/datos-sobre-las-pulgas\/\">pulgas<\/a>pulga del erizo (Archaepsylla erinacei). La pulga del erizo vive exclusivamente sobre erizos y en sus nidos.<\/li>\n<li><strong>Los sentidos:<\/strong>\u00a0Los erizos tienen visi\u00f3n nocturna, pero para cazar utilizan principalmente el olfato y el o\u00eddo.<\/li>\n<li><strong>Erizos en el Parlamento:<\/strong>\u00a0En Nueva Zelanda, el Partido Serio McGillicuddy intent\u00f3 elegir a un erizo para el Parlamento. Esto ocurri\u00f3 tras la elecci\u00f3n de una cabra en las elecciones locales de la isla de Waiheke.<\/li>\n<li><strong>Predator:<\/strong>\u00a0Erizo <a href=\"https:\/\/www.123fakta.com\/es\/datos-sobre-los-depredadores\/\">depredadores<\/a> incluyen: tejones, <a href=\"https:\/\/www.123fakta.com\/es\/datos-sobre-los-buhos\/\">b\u00fahos<\/a>cuervos, grajos, zorros, martas, hurones, visones, nutrias y perros. Adem\u00e1s, <a href=\"https:\/\/www.123fakta.com\/es\/datos-sobre-los-ratones\/\">ratones<\/a> y <a href=\"https:\/\/www.123fakta.com\/es\/datos-sobre-las-ratas\/\">ratas<\/a> tambi\u00e9n pueden comerse a los erizos en hibernaci\u00f3n. Las moscardas tambi\u00e9n pueden poner huevos en los erizos, que despu\u00e9s de 1 d\u00eda se convierten en gusanos que se comen al erizo vivo.<\/li>\n<\/ol>\n<figure id=\"attachment_7468\" aria-describedby=\"caption-attachment-7468\" style=\"width: 790px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7468 size-full\" src=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvineunger-2.jpg\" alt=\"Realidad: Las cr\u00edas de erizo nacen en camadas de 1 a 11 ejemplares.\" width=\"800\" height=\"573\" srcset=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvineunger-2.jpg 800w, https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvineunger-2-300x215.jpg 300w, https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvineunger-2-768x550.jpg 768w, https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvineunger-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-7468\" class=\"wp-caption-text\">Atribuci\u00f3n: idalingi - Flickr.com<\/figcaption><\/figure>\n<p style=\"text-align: center;\"><em><strong>Realidad: Una camada de erizos puede constar de entre 1 y 11 cr\u00edas (pero lo normal es de 3 a 6). Los erizos beb\u00e9 desarrollan \"espinas de beb\u00e9\" despu\u00e9s de 1 d\u00eda y \"espinas de adulto\" despu\u00e9s de aproximadamente 6 semanas.<\/strong><\/em><\/p>\n<h2>Datos sobre las p\u00faas de erizo<\/h2>\n<ul>\n<li><strong>N\u00famero:<\/strong>\u00a0Un erizo tiene entre 5.000 y 7.000 espinas. Cada espina se cae al cabo de aproximadamente 1 a\u00f1o y es sustituida por una nueva espina emergente<\/li>\n<li><strong>Veneno:<\/strong>\u00a0Las p\u00faas de erizo no son venenosas y no tienen p\u00faas<\/li>\n<li><strong>Prensa:<\/strong>\u00a0Cada pincho es hueco y tiene forma de muelle, y puede levantarse utilizando los m\u00fasculos del erizo. En la parte inferior de cada pincho hay una peque\u00f1a bola que dobla el pincho y reduce la presi\u00f3n sobre el erizo en el impacto<\/li>\n<li><strong>Defensa:<\/strong>\u00a0Cuando los erizos se sienten amenazados o asustados, se enrollan en una peque\u00f1a bola, ocultando su vulnerable abdomen y rode\u00e1ndolo con sus caracter\u00edsticas espinas<\/li>\n<\/ul>\n<h2>Sobre las cr\u00edas de erizo<\/h2>\n<ul>\n<li><strong>Hoglets:<\/strong> Las cr\u00edas de erizo tambi\u00e9n se llaman \"cerditos\".<\/li>\n<li><strong>Kuld:<\/strong>\u00a0Una camada de erizos puede constar de 1 a 11 cr\u00edas (pero lo normal es de 3 a 6), que permanecen con la madre entre 4 y 11 semanas despu\u00e9s del nacimiento. Al nacer, las cr\u00edas est\u00e1n ciegas y desnudas. Al cabo de un d\u00eda, aproximadamente, empiezan a desarrollar \"espinas de beb\u00e9\" blancas y s\u00f3lo despu\u00e9s de unas 6 semanas desarrollan las \"espinas de adulto\". Las cr\u00edas maman con su madre hasta que pueden cazar por s\u00ed mismas.<\/li>\n<li><strong>Amenazas:<\/strong>\u00a0Las amenazas para los erizos j\u00f3venes incluyen erizos macho ex\u00f3ticos que pueden comerse a sus cong\u00e9neres j\u00f3venes. En los casos en que la madre erizo es molestada, tambi\u00e9n puede comerse a sus cr\u00edas.<\/li>\n<li><strong>Nacimiento:<\/strong>\u00a0Las cr\u00edas de erizo suelen nacer a principios de agosto, tras 35-58 d\u00edas de gestaci\u00f3n. Las camadas que nacen m\u00e1s tarde -en septiembre, por ejemplo- no suelen sobrevivir al invierno.<\/li>\n<\/ul>\n<figure id=\"attachment_7470\" aria-describedby=\"caption-attachment-7470\" style=\"width: 790px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7470 size-full\" src=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvin-fakta-2.jpg\" alt=\"Realidad: Los erizos se hacen un ovillo cuando se sienten amenazados.\" width=\"800\" height=\"600\" srcset=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvin-fakta-2.jpg 800w, https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvin-fakta-2-300x225.jpg 300w, https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvin-fakta-2-768x576.jpg 768w, https:\/\/www.123fakta.com\/wp-content\/uploads\/pindsvin-fakta-2-16x12.jpg 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-7470\" class=\"wp-caption-text\">Atribuci\u00f3n: harry22 - Pixabay.com<\/figcaption><\/figure>\n<p style=\"text-align: center;\"><em><strong>Hecho: Cuando los erizos se sienten amenazados, se enrollan en una bola para proteger sus vulnerables est\u00f3magos.<\/strong><\/em><\/p>\n<h2>M\u00e1s datos sobre los erizos<\/h2>\n<ul>\n<li><strong>Animales solteros:<\/strong>\u00a0Los erizos son animales solitarios que s\u00f3lo suelen juntarse en parejas cuando necesitan aparearse. El proceso de apareamiento puede ser largo y ruidoso. Una vez completado el apareamiento, se separan. El erizo macho no participa en la crianza de las cr\u00edas.<\/li>\n<li><strong>La edad:<\/strong>\u00a0Los erizos tienen una vida relativamente larga para su tama\u00f1o. Las especies m\u00e1s grandes suelen vivir entre 4 y 7 a\u00f1os en libertad, mientras que las m\u00e1s peque\u00f1as viven entre 2 y 4 a\u00f1os. Los erizos m\u00e1s viejos documentados han vivido hasta 16 a\u00f1os. En cautividad, los erizos pueden vivir entre 8 y 10 a\u00f1os gracias a una dieta controlada y a la ausencia de depredadores.<\/li>\n<li><strong>Alrededores:<\/strong>\u00a0Los erizos que viven en climas fr\u00edos hibernan en invierno. En climas m\u00e1s c\u00e1lidos -como los desiertos- duermen durante los periodos m\u00e1s calurosos y secos en un estado muy parecido a la hibernaci\u00f3n. En climas m\u00e1s templados, permanecen activos durante todo el a\u00f1o.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Alimentaci\u00f3n: Los erizos se alimentan principalmente de insectos, gusanos, caracoles, ratones, ranas y serpientes Veneno de serpiente: Al igual que los ratones y los topos, los erizos son hasta cierto punto inmunes al veneno de las serpientes. Sin embargo, los erizos a\u00fan pueden morir por la mordedura de una serpiente, por ejemplo, ya que s\u00f3lo tienen peque\u00f1as cantidades de anticuerpos (la prote\u00edna \"erinacina\") Propietarios de jardines: Los erizos son adorados por ... <a title=\"Datos sobre los erizos\" class=\"read-more\" href=\"https:\/\/www.123fakta.com\/es\/facts-about-hedgehogs\" aria-label=\"Leer m\u00e1s sobre Hechos sobre erizos\">Leer m\u00e1s<\/a><\/p>","protected":false},"author":1,"featured_media":7471,"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-1721","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 v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hedgehog facts - 21 fun facts about hedgehogs<\/title>\n<meta name=\"description\" content=\"Fact: Hedgehogs are immune to snake venom. 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Los erizos pueden vivir hasta 16 a\u00f1os. M\u00e1s informaci\u00f3n sobre los erizos en esta p\u00e1gina.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.123fakta.com\/es\/datos-sobre-los-erizos\/","og_locale":"es_ES","og_type":"article","og_title":"Hedgehog facts - 21 fun facts about hedgehogs","og_description":"Fact: Hedgehogs are immune to snake venom. Hedgehogs can live up to 16 years. 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Los erizos pueden vivir hasta 16 a\u00f1os. 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