Albatrosi, zn\u00e1m\u00ed sv\u00fdmi do\u017eivotn\u00edmi partnerstv\u00edmi, \u010del\u00ed rostouc\u00ed hrozb\u011b: zm\u011bn\u011b klimatu. Ned\u00e1vn\u00e1 studie odhalila, \u017ee m\u00edra rozvodovosti mezi t\u011bmito mo\u0159sk\u00fdmi pt\u00e1ky se v posledn\u00edch letech zdvojn\u00e1sobila, a to p\u0159edev\u0161\u00edm kv\u016fli dopadu rostouc\u00ed teploty mo\u0159sk\u00e9 hladiny na jejich potravu.<\/p>\n\n
Albatrosi jsou vysoce spole\u010densk\u00e1 stvo\u0159en\u00ed, kter\u00e1 vytv\u00e1\u0159ej\u00ed siln\u00e9 vazby se sv\u00fdmi partnery. Obvykle se p\u00e1ruj\u00ed na cel\u00fd \u017eivot a spole\u010dn\u011b vychov\u00e1vaj\u00ed sv\u00e1 n\u00e1ro\u010dn\u00e1 ml\u00e1\u010fata. Z\u016fst\u00e1v\u00e1n\u00edm pohromad\u011b si p\u00e1ry buduj\u00ed d\u016fv\u011bru, komunikaci a koordinaci, co\u017e je nezbytn\u00e9 pro \u00fasp\u011b\u0161n\u00e9 rozmno\u017eov\u00e1n\u00ed.<\/p>\n\n
Zm\u011bna klimatu v\u0161ak tuto k\u0159ehkou rovnov\u00e1hu naru\u0161uje. Rostouc\u00ed teplota mo\u0159\u00ed vede k vod\u011b chud\u00e9 na \u017eiviny, co\u017e sni\u017euje dostupnost ryb a hlavono\u017ec\u016f, hlavn\u00edho zdroje potravy albatros\u016f. Tento nedostatek potravy nut\u00ed pt\u00e1ky tr\u00e1vit v\u00edce \u010dasu a energie hled\u00e1n\u00edm ob\u017eivy.<\/p>\n\n
V d\u016fsledku toho se albatrosi vracej\u00ed na sv\u00e1 hn\u00edzdi\u0161t\u011b pozd\u011bji v obdob\u00ed p\u00e1\u0159en\u00ed. Toto zpo\u017ed\u011bn\u00ed m\u016f\u017ee m\u00edt v\u00fdznamn\u00fd dopad na jejich \u00fasp\u011b\u0161nost hn\u00edzd\u011bn\u00ed, proto\u017ee ml\u00e1\u010fata, kter\u00e1 se vyl\u00edhnou pozd\u011bji, maj\u00ed ni\u017e\u0161\u00ed m\u00edru p\u0159e\u017eit\u00ed. \u0160patn\u00fd zdravotn\u00ed stav pt\u00e1k\u016f zp\u016fsoben\u00fd nedostatkem potravy d\u00e1le sni\u017euje jejich \u0161ance na \u00fasp\u011b\u0161n\u00e9 vychov\u00e1n\u00ed ml\u00e1d\u011bte.<\/p>\n\n
Ve p\u0159ekvapiv\u00e9m zvratu studie zjistila, \u017ee se rozv\u00e1d\u011bj\u00ed i n\u011bkter\u00e9 p\u00e1ry, kter\u00e9 \u00fasp\u011b\u0161n\u011b vychovaly ml\u00e1\u010fata. V\u00fdzkumn\u00edci se domn\u00edvaj\u00ed, \u017ee to m\u016f\u017ee b\u00fdt zp\u016fsobeno zv\u00fd\u0161en\u00fdmi stresov\u00fdmi hormony u samic. Tyto hormony mohou v\u00e9st k tomu, \u017ee samice nespr\u00e1vn\u011b interpretuj\u00ed v\u00fdzvy spojen\u00e9 s v\u00fdchovou ml\u00e1\u010fat v nep\u0159\u00edzniv\u00fdch podm\u00ednk\u00e1ch prost\u0159ed\u00ed jako nedostatek snahy ze strany sv\u00fdch partner\u016f. Tento jev byl nazv\u00e1n “hypot\u00e9zou obvi\u0148ov\u00e1n\u00ed partnera”.<\/p>\n\n
Vysok\u00e1 m\u00edra rozvodovosti mezi albatrosy je d\u016fvodem k obav\u00e1m, proto\u017ee by mohla m\u00edt v\u00fdznamn\u00e9 d\u016fsledky pro celou populaci. Pokud bude \u00fasp\u011b\u0161nost hn\u00edzd\u011bn\u00ed i nad\u00e1le klesat, bude se rodit m\u00e9n\u011b albatros\u016f, co\u017e by v budoucnu mohlo v\u00e9st k poklesu populace.<\/p>\n\n
Ochran\u00e1\u0159i vyz\u00fdvaj\u00ed vl\u00e1dy a organizace, aby p\u0159ijaly opat\u0159en\u00ed ke zm\u00edrn\u011bn\u00ed dopad\u016f zm\u011bny klimatu na populace albatros\u016f. To zahrnuje sn\u00ed\u017een\u00ed emis\u00ed sklen\u00edkov\u00fdch plyn\u016f, ochranu hn\u00edzdi\u0161\u0165 albatros\u016f a zaveden\u00ed udr\u017eiteln\u00fdch rybolovn\u00fdch postup\u016f.<\/p>\n\n
Rostouc\u00ed m\u00edra rozvodovosti mezi albatrosy je tvrdou p\u0159ipom\u00ednkou dalekos\u00e1hl\u00fdch dopad\u016f zm\u011bny klimatu na divokou zv\u011b\u0159. Pochopen\u00edm v\u00fdzev, kter\u00fdm tito pt\u00e1ci \u010del\u00ed, m\u016f\u017eeme vypracovat \u00fa\u010dinn\u00e9 ochran\u00e1\u0159sk\u00e9 strategie, kter\u00e9 je ochr\u00e1n\u00ed a zajist\u00ed jejich p\u0159e\u017eit\u00ed tv\u00e1\u0159\u00ed v tv\u00e1\u0159 m\u011bn\u00edc\u00edmu se klimatu.<\/p>","protected":false},"excerpt":{"rendered":"
M\u00edra rozvodovosti u albatros\u016f prudce stoup\u00e1 kv\u016fli zm\u011bn\u011b klimatu Rostouc\u00ed teplota mo\u0159\u00ed ovliv\u0148uje \u00fasp\u011b\u0161nost hn\u00edzd\u011bn\u00ed Albatrosi, zn\u00e1m\u00ed sv\u00fdmi do\u017eivotn\u00edmi partnerstv\u00edmi, \u010del\u00ed rostouc\u00ed hrozb\u011b: zm\u011bn\u011b klimatu. Ned\u00e1vn\u00e1 studie odhalila, \u017ee m\u00edra…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[312],"tags":[4798,254,16968,16967,1298,4725,34],"class_list":["post-12561","post","type-post","status-publish","format-standard","hentry","category-animal-behavior","tag-albatross","tag-wildlife","tag-nesting-success","tag-divorce-rates","tag-marine-conservation","tag-seabirds","tag-climate-change"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/12561","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=12561"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/12561\/revisions"}],"predecessor-version":[{"id":12562,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/12561\/revisions\/12562"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=12561"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=12561"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=12561"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}