[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.skpz.cz\/dvojcata-ve-zvireci-risi\/#Article","mainEntityOfPage":"https:\/\/www.skpz.cz\/dvojcata-ve-zvireci-risi\/","headline":"Dvoj\u010data ve zv\u00ed\u0159ec\u00ed \u0159\u00ed\u0161i","name":"Dvoj\u010data ve zv\u00ed\u0159ec\u00ed \u0159\u00ed\u0161i","description":"\u00a0Jen u n\u00e1s se m\u016f\u017eeme setkat nap\u0159\u00edklad s havranem a vr\u00e1nou. A kdy\u017e k nim p\u0159id\u00e1te krkavce, m\u00e1te zmatek dokonal\u00fd. Dal\u0161\u00ed jsou potkan a krysa. Li\u0161\u00ed se jen drobnostmi, ale p\u0159ece jsou ka\u017ed\u00fd jin\u00fd. N\u011bkdy si \u0159\u00edk\u00e1m, jestli to v\u011bdc\u016fm stoj\u00ed za to, b\u00e1dat mezi t\u011bmi mali\u010dkostmi. \u00a0 J\u00e1 m\u00e1m nejv\u00edce r\u00e1d vysv\u011btlov\u00e1n\u00ed t\u011bch rozd\u00edl\u016f.&hellip; <div><a class=\"more-link\" href=\"https:\/\/www.skpz.cz\/dvojcata-ve-zvireci-risi\/\">Continue reading <span class=\"screen-reader-text\">Dvoj\u010data ve zv\u00ed\u0159ec\u00ed \u0159\u00ed\u0161i<\/span><\/a><\/div>","datePublished":"2023-01-25","dateModified":"2023-04-25","author":{"@type":"Person","@id":"https:\/\/www.skpz.cz\/author\/#Person","name":"","url":"https:\/\/www.skpz.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/4ae18345300f35922a2a7b2caa17564b68acab8514eff939a8a019efde378c24?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/4ae18345300f35922a2a7b2caa17564b68acab8514eff939a8a019efde378c24?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"skpz.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.skpz.cz\/wp-content\/uploads\/raven_bird_black_nature.jpg","url":"https:\/\/www.skpz.cz\/wp-content\/uploads\/raven_bird_black_nature.jpg","height":0,"width":0},"url":"https:\/\/www.skpz.cz\/dvojcata-ve-zvireci-risi\/","about":["Zv\u00ed\u0159ata"],"wordCount":429,"articleBody":"\u00a0Jen u n\u00e1s se m\u016f\u017eeme setkat nap\u0159\u00edklad s havranem a vr\u00e1nou. A kdy\u017e k nim p\u0159id\u00e1te krkavce, m\u00e1te zmatek dokonal\u00fd. Dal\u0161\u00ed jsou potkan a krysa. Li\u0161\u00ed se jen drobnostmi, ale p\u0159ece jsou ka\u017ed\u00fd jin\u00fd. N\u011bkdy si \u0159\u00edk\u00e1m, jestli to v\u011bdc\u016fm stoj\u00ed za to, b\u00e1dat mezi t\u011bmi mali\u010dkostmi. \u00a0J\u00e1 m\u00e1m nejv\u00edce r\u00e1d vysv\u011btlov\u00e1n\u00ed t\u011bch rozd\u00edl\u016f. Nap\u0159\u00edklad chci-li ve voln\u00e9 p\u0159\u00edrod\u011b rozeznat tyto dva druhy, mus\u00edm si pamatovat, \u017ee havran v\u00e1\u017e\u00ed o n\u011bco m\u00e9n\u011b ne\u017eli vr\u00e1na. A pak u\u017e sta\u010d\u00ed m\u00edt n\u011bkde v lese na z\u00e1dech decim\u00e1lku a hned v\u00edte, kdo je kdo. Havran m\u00e1 v\u0161ak tak\u00e9 men\u0161\u00ed rozp\u011bt\u00ed k\u0159\u00eddel a krat\u0161\u00ed ocas. Tak\u017ee sta\u010d\u00ed po\u010dkat, a\u017e p\u0159ilet\u00ed vr\u00e1na a porovnat si to. A m\u00e1te jasno. A kdy\u017e za nimi p\u0159ilet\u00ed krkavec, tak je a\u017e dvakr\u00e1t v\u011bt\u0161\u00ed. Zde vid\u00edte, jak jednoduch\u00e9 je rozeznat jednotliv\u00e9 druhy od sebe. Kdo by to byl \u010dekal \u017ee?\u00a0Nu a nyn\u00ed v\u00e1\u017en\u011b. U\u017e lep\u0161\u00ed rozpozn\u00e1vac\u00ed prvek je zob\u00e1k. U vr\u00e1ny \u0161edohn\u011bd\u00fd a slab\u011b zahnut\u00fd, u havrana je rovn\u00fd. A abych v\u00e1s pot\u011b\u0161il, tak u n\u00e1s jsou dva druhy vran a s migrac\u00ed se to m\u00e1 tak, \u017ee v\u0161ichni odl\u00e9taj\u00ed a p\u0159il\u00e9taj\u00ed. Jedni havrani na zimu k n\u00e1m a na\u0161i zase pry\u010d. To je zmatek co? \u00a0V rychlosti se je\u0161t\u011b pod\u00edvejme na potkana a krysu. Tito mil\u00ed spole\u010dn\u00edci lidstva se s n\u00edm t\u00e1hnou u\u017e po stalet\u00ed. Oba tito hlodavci jsou prokl\u00edn\u00e1ni a nen\u00e1vid\u011bni, a\u010dkoli d\u016fvody jsou v\u00edcem\u00e9n\u011b pofidern\u00ed. \u00a0Nu\u017ee, potkan s krysou se tak\u00e9 rozli\u0161uj\u00ed jen t\u011b\u017eko. Zkuste si v\u0161ak zapamatovat jednu v\u011bc. Potkan m\u00e1 v\u017edy krat\u0161\u00ed ocas, ne del\u0161\u00ed ne\u017e t\u011blo, a u krysy je to obr\u00e1cen\u011b. Samoz\u0159ejm\u011b, \u017ee jsou je\u0161t\u011b i dal\u0161\u00ed znaky pro rozli\u0161en\u00ed, no ale, posu\u010fte sami. Krysy m\u00e1 nos \u0161pi\u010dat\u00fd a potkan sp\u00ed\u0161e zaoblen\u00fd. Dal\u0161\u00ed znaky u\u017e nem\u00e1 smysl vypisovat. Moc si stejn\u011b ty dva pl\u00e9st nebudete, neb s krysami se ji\u017e moc nesetk\u00e1te. Tedy hlavn\u011b ne ve m\u011bst\u011b. \u00a0Ostatn\u011b, klidn\u011b si na internetu najd\u011bte dv\u011b fotografie. Pokud rozd\u00edly pozn\u00e1te, gratulujte si. A p\u0159\u00ed\u0161t\u011b se pod\u00edv\u00e1me na krokod\u00fdla a alig\u00e1tora.\u00a0                                                                                                                                                                                                                                                                                                                                                                                        4.1\/5 - (8 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Dvoj\u010data ve zv\u00ed\u0159ec\u00ed \u0159\u00ed\u0161i","item":"https:\/\/www.skpz.cz\/dvojcata-ve-zvireci-risi\/#breadcrumbitem"}]}]