Tu\u010d\u0148\u00e1ci pat\u0159\u00ed k nejzn\u00e1m\u011bj\u0161\u00edm a nejp\u016fvabn\u011bj\u0161\u00edm pt\u00e1k\u016fm na planet\u011b. Jejich komick\u00e1 ch\u016fze, elegantn\u00ed smokingov\u00fd kab\u00e1t, oddanost sv\u00fdm partner\u016fm a neuv\u011b\u0159iteln\u00e1 odolnost v nejdrsn\u011bj\u0161\u00edch podm\u00ednk\u00e1ch vyvol\u00e1vaj\u00ed obdiv a n\u00e1klonnost. P\u0159esto\u017ee nel\u00e9taj\u00ed, jsou tu\u010d\u0148\u00e1ci vynikaj\u00edc\u00edmi plavci, schopn\u00ed se pot\u00e1p\u011bt do hloubky 500 metr\u016f a dos\u00e1hnout rychlosti a\u017e 35 km\/h pod vodou. Evoluce je p\u0159ipravila o oblohu, ale dala jim oce\u00e1n \u2013 a oni se stali jeho pr\u00e1voplatn\u00fdmi p\u00e1ny.<\/p>\n
Existuje 18 druh\u016f tu\u010d\u0148\u00e1k\u016f a pouze dva \u2013 c\u00edsa\u0159sk\u00fd a \u0159em\u00ednok\u0159\u00eddl\u00fd \u200b\u200b\u2013 ve skute\u010dnosti \u017eij\u00ed v Antarktid\u011b. Zbytek ob\u00fdv\u00e1 subantarktick\u00e9 ostrovy a pob\u0159e\u017e\u00ed Ji\u017en\u00ed Ameriky, Afriky, Austr\u00e1lie a Nov\u00e9ho Z\u00e9landu. Nejmen\u0161\u00ed tu\u010d\u0148\u00e1k, mal\u00fd modr\u00fd tu\u010d\u0148\u00e1k, v\u00e1\u017e\u00ed pouze 1 kg a dosahuje v\u00fd\u0161ky 30 cm, zat\u00edmco nejv\u011bt\u0161\u00ed, tu\u010d\u0148\u00e1k c\u00edsa\u0159sk\u00fd, dosahuje 1,3 m a 45 kg. Ka\u017ed\u00fd druh se p\u0159izp\u016fsobil sv\u00e9mu vlastn\u00edmu ekosyst\u00e9mu, ale v\u0161echny sd\u00edlej\u00ed spole\u010dn\u00e9 rysy: spole\u010denskost, monogamii a neboj\u00e1cnost v chladu.<\/p>\n
Ope\u0159\u00ed tu\u010d\u0148\u00e1k\u016f je mistrovsk\u00fdm d\u00edlem evolu\u010dn\u00edho in\u017een\u00fdrstv\u00ed. Skl\u00e1d\u00e1 se z hust\u00e9 vrstvy prachov\u00e9ho pe\u0159\u00ed a kr\u00e1tk\u00fdch pe\u0159\u00ed, kter\u00e9 se p\u0159ekr\u00fdvaj\u00ed jako st\u0159e\u0161n\u00ed ta\u0161ky a vytv\u00e1\u0159ej\u00ed vodot\u011bsnou bari\u00e9ru. Pod k\u016f\u017e\u00ed je siln\u00e1 vrstva tuku \u2013 a\u017e 3 cm \u2013 kter\u00e1 slou\u017e\u00ed jako izolace a z\u00e1sobn\u00edk energie. Tu\u010d\u0148\u00e1ci tak\u00e9 reguluj\u00ed pr\u016ftok krve do ploutv\u00ed a zob\u00e1ku, aby minimalizovali ztr\u00e1ty tepla. I p\u0159i teplot\u011b -60 \u00b0C se c\u00edt\u00ed pohodln\u011b \u2013 zvl\u00e1\u0161t\u011b kdy\u017e se choul\u00ed v \u201etepeln\u00fdch choul\u00edch\u201c.<\/p>\n
P\u00e1\u0159en\u00ed tu\u010d\u0148\u00e1k\u016f je dojemn\u00e1 a dramatick\u00e1 pod\u00edvan\u00e1. V\u011bt\u0161ina druh\u016f je monogamn\u00ed, i kdy\u017e jen po jednu sez\u00f3nu. Tu\u010d\u0148\u00e1ci c\u00edsa\u0159\u0161t\u00ed rod\u00ed ml\u00e1\u010fata v zim\u011b, b\u011bhem nejkrut\u011bj\u0161\u00edch mraz\u016f. Samice naklade jedno vejce, p\u0159ed\u00e1 ho samci a na dva m\u011bs\u00edce se vyd\u00e1 do oce\u00e1nu, aby se zotavila. Samec b\u011bhem t\u00e9to doby dr\u017e\u00ed vejce na nohou, zakr\u00fdv\u00e1 ho ko\u017en\u00edm z\u00e1hybem a nej\u00ed, \u010d\u00edm\u017e ztr\u00e1c\u00ed a\u017e 45 % sv\u00e9 t\u011blesn\u00e9 hmotnosti. Kdy\u017e se samice vr\u00e1t\u00ed, samec se vyd\u00e1v\u00e1 na \u201elov\u201c, zat\u00edmco ona inkubuje ml\u00e1d\u011b. Toto je p\u0159\u00edklad neuv\u011b\u0159iteln\u00e9ho partnerstv\u00ed a ob\u011btavosti.<\/p>\n
Tu\u010d\u0148\u00e1ci jsou vynikaj\u00edc\u00ed rodi\u010de. Sv\u00e1 ml\u00e1\u010fata rozpoznaj\u00ed podle hlasu mezi tis\u00edci dal\u0161\u00edch v kolonii. Krm\u00ed je vyvrhov\u00e1n\u00edm nap\u016fl str\u00e1ven\u00fdch ryb a krilu. Ml\u00e1\u010fata rostou rychle \u2013 za 5\u20136 m\u011bs\u00edc\u016f se vyl\u00edhnou a jsou p\u0159ipravena na samostatn\u00fd \u017eivot. Je zaj\u00edmav\u00e9, \u017ee mlad\u00ed tu\u010d\u0148\u00e1ci \u010dasto vytv\u00e1\u0159ej\u00ed \u201ed\u011btsk\u00e9\u201c skupiny, kde je n\u011bkolik dosp\u011bl\u00fdch hl\u00edd\u00e1, zat\u00edmco rodi\u010de sh\u00e1n\u011bj\u00ed potravu. To sni\u017euje riziko \u00fatoku pred\u00e1tor\u016f, jako jsou chaluhy a tule\u0148 leopard\u00ed.<\/p>\n
<\/p>\n
Pod vodou se tu\u010d\u0148\u00e1ci prom\u011b\u0148uj\u00ed v torp\u00e9da. Jejich k\u0159\u00eddla se zm\u011bnila v ploutve, ide\u00e1ln\u00ed pro plav\u00e1n\u00ed. \u201eL\u00e9taj\u00ed\u201c vodou a m\u00e1vaj\u00ed a\u017e 200kr\u00e1t za minutu. Lov\u00ed ryby, olihn\u011b a kril, n\u011bkdy se pono\u0159\u00ed a\u017e 100kr\u00e1t denn\u011b. Maj\u00ed vynikaj\u00edc\u00ed podvodn\u00ed zrak a schopnost zadr\u017eet dech a\u017e 20 minut (v p\u0159\u00edpad\u011b tu\u010d\u0148\u00e1k\u016f c\u00edsa\u0159sk\u00fdch). Orientuj\u00ed se podle slunce, hv\u011bzd a mo\u017en\u00e1 i magnetick\u00e9ho pole Zem\u011b \u2013 p\u0159esn\u00fd mechanismus navigace je st\u00e1le p\u0159edm\u011btem studia.<\/p>\n
Tu\u010d\u0148\u00e1ci jsou spole\u010densk\u00e1 zv\u00ed\u0159ata. \u017dij\u00ed v koloni\u00edch, n\u011bkdy \u010d\u00edtaj\u00edc\u00edch stovky tis\u00edc jedinc\u016f. Komunikuj\u00ed prost\u0159ednictv\u00edm vol\u00e1n\u00ed, gest a polohy t\u011bla. Ka\u017ed\u00fd druh m\u00e1 sv\u016fj vlastn\u00ed \u201edialekt\u201c. Projevuj\u00ed empatii: pokud jeden tu\u010d\u0148\u00e1k uklouzne, ostatn\u00ed se \u010dasto zastav\u00ed a d\u00edvaj\u00ed se, t\u00e9m\u011b\u0159 soucitn\u011b. Byly zaznamen\u00e1ny p\u0159\u00edpady, kdy si tu\u010d\u0148\u00e1ci \u201eadoptovali\u201c ml\u00e1\u010fata nebo pomohli zran\u011bn\u00fdm \u010dlen\u016fm sv\u00e9ho druhu.<\/p>\n
Bohu\u017eel je mnoho druh\u016f tu\u010d\u0148\u00e1k\u016f ohro\u017eeno. Zm\u011bna klimatu, t\u00e1n\u00ed ledu, klesaj\u00edc\u00ed populace krilu, zne\u010di\u0161t\u011bn\u00ed oce\u00e1n\u016f plasty, ropn\u00e9 skvrny a lidsk\u00e9 \u010dinnosti (rybolov a turistika) sni\u017euj\u00ed jejich are\u00e1l v\u00fdskytu a po\u010det. Tu\u010d\u0148\u00e1k galap\u00e1\u017esk\u00fd je nejvz\u00e1cn\u011bj\u0161\u00ed, zb\u00fdv\u00e1 mu m\u00e9n\u011b ne\u017e 2 000 jedinc\u016f. WWF a dal\u0161\u00ed organizace aktivn\u011b pracuj\u00ed na vytv\u00e1\u0159en\u00ed mo\u0159sk\u00fdch rezervac\u00ed a kontrole rybolovu v kl\u00ed\u010dov\u00fdch oblastech.<\/p>\n
Tu\u010d\u0148\u00e1ci jsou ji\u017e dlouho symbolem odolnosti, loajality a t\u00fdmov\u00e9ho ducha. Inspiruj\u00ed um\u011blce, spisovatele a re\u017eis\u00e9ry \u2013 od dokument\u016f BBC a\u017e po animovan\u00e9 filmy jako \u201eMadagaskar\u201c. Ale za t\u00edmto roztomil\u00fdm obr\u00e1zkem se skr\u00fdv\u00e1 slo\u017eit\u00fd, k\u0159ehk\u00fd a \u00fa\u017easn\u00fd \u017eivot, kter\u00fd vy\u017eaduje ochranu. P\u0159i n\u00e1v\u0161t\u011bv\u011b jejich stanovi\u0161\u0165 je d\u016fle\u017eit\u00e9 dodr\u017eovat odstup, neru\u0161it je, nekrmit je \u2013 pozorovat je s respektem.<\/p>\n
Tu\u010d\u0148\u00e1ci n\u00e1s u\u010d\u00ed, \u017ee i v t\u011bch nejdrsn\u011bj\u0161\u00edch podm\u00ednk\u00e1ch je p\u0159e\u017eit\u00ed mo\u017en\u00e9 \u2013 pokud m\u00e1te rodinu, t\u00fdm a c\u00edl. Jsou \u017eivou p\u0159ipom\u00ednkou toho, jak rozmanit\u00e1 a \u00fa\u017easn\u00e1 je p\u0159\u00edroda a jak d\u016fle\u017eit\u00e9 je ji zachovat pro budouc\u00ed generace. A\u017e p\u0159\u00ed\u0161t\u011b uvid\u00edte tu\u010d\u0148\u00e1ka \u2013 ve filmu, v knize nebo osobn\u011b \u2013 pamatujte: nen\u00ed to jen roztomil\u00fd pt\u00e1\u010dek, ale hrdina, kter\u00fd p\u0159ekon\u00e1v\u00e1 neuv\u011b\u0159iteln\u00e9 v\u00fdzvy, aby p\u0159e\u017eil.<\/p>\n","protected":false},"excerpt":{"rendered":"
Tu\u010d\u0148\u00e1ci pat\u0159\u00ed k nejzn\u00e1m\u011bj\u0161\u00edm a nejp\u016fvabn\u011bj\u0161\u00edm pt\u00e1k\u016fm na planet\u011b. Jejich komick\u00e1 ch\u016fze, elegantn\u00ed smokingov\u00fd kab\u00e1t, oddanost sv\u00fdm partner\u016fm a neuv\u011b\u0159iteln\u00e1 odolnost v nejdrsn\u011bj\u0161\u00edch podm\u00ednk\u00e1ch vyvol\u00e1vaj\u00ed obdiv a n\u00e1klonnost. P\u0159esto\u017ee nel\u00e9taj\u00ed,…<\/p>\n","protected":false},"author":2,"featured_media":84,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-83","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divoka-zver"],"_links":{"self":[{"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=\/wp\/v2\/posts\/83","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=83"}],"version-history":[{"count":1,"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=\/wp\/v2\/posts\/83\/revisions"}],"predecessor-version":[{"id":85,"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=\/wp\/v2\/posts\/83\/revisions\/85"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=\/wp\/v2\/media\/84"}],"wp:attachment":[{"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=83"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=83"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rabbrconfr.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=83"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}