{"id":4125,"date":"2020-12-21T05:51:39","date_gmt":"2020-12-21T05:51:39","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=4125"},"modified":"2020-12-21T05:51:39","modified_gmt":"2020-12-21T05:51:39","slug":"elephant-seal-supermoms-key-to-colony-success","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/zoology\/elephant-seal-supermoms-key-to-colony-success\/","title":{"rendered":"Supermatky slon\u00edch tule\u0148\u016f: Kl\u00ed\u010d k \u00fasp\u011bchu kolonie"},"content":{"rendered":"

Supermatky slon\u00edch tule\u0148\u016f: Kl\u00ed\u010d k \u00fasp\u011bchu kolonie<\/h2>\n\n

Dynamika koloni\u00ed slon\u00edch tule\u0148\u016f<\/h2>\n\n

V kolonii severn\u00edch slon\u00edch tule\u0148\u016f ve st\u00e1tn\u00edm parku A\u00f1o Nuevo byl zaznamen\u00e1n pozoruhodn\u00fd jev: V\u00fdznamnou \u010d\u00e1st ml\u00e1\u010fat kolonie p\u0159iv\u00e1d\u00ed na sv\u011bt vybran\u00e1 skupina dlouhov\u011bk\u00fdch \u201esupermatek\u201c.<\/p>\n\n

Charakteristika supermatek<\/h2>\n\n

Tyto supermatky se vyzna\u010duj\u00ed mimo\u0159\u00e1dnou reproduk\u010dn\u00ed \u00fasp\u011b\u0161nost\u00ed a b\u011bhem sv\u00e9ho \u017eivota porod\u00ed deset a v\u00edce ml\u00e1\u010fat. S rozmno\u017eov\u00e1n\u00edm za\u010d\u00ednaj\u00ed zpravidla pozd\u011bji ne\u017e je pr\u016fm\u011br, co\u017e jim poskytuje v\u00fdhodu z hlediska zdrav\u00ed, velikosti a zku\u0161enost\u00ed.<\/p>\n\n

Faktory p\u0159isp\u00edvaj\u00edc\u00ed k reproduk\u010dn\u00ed \u00fasp\u011b\u0161nosti<\/h2>\n\n

Kl\u00ed\u010dem k \u00fasp\u011bchu supermatek je jejich schopnost rozmno\u017eovat se p\u0159i ka\u017ed\u00e9 p\u0159\u00edle\u017eitosti a do\u017e\u00edt se vysok\u00e9ho v\u011bku. Reprodukci up\u0159ednost\u0148uj\u00ed p\u0159ed ostatn\u00edmi \u010dinnostmi, jako je sh\u00e1n\u011bn\u00ed potravy. Jejich dlouh\u00fd \u017eivot jim nav\u00edc umo\u017e\u0148uje p\u0159iv\u00e9st na sv\u011bt mnoho ml\u00e1\u010fat v pr\u016fb\u011bhu mnoha let.<\/p>\n\n

V\u00fdzvy, kter\u00fdm \u010del\u00ed mlad\u00e9 matky<\/h2>\n\n

Mlad\u00e9 matky slon\u00edch tule\u0148\u016f naopak \u010del\u00ed p\u0159i dosahov\u00e1n\u00ed reproduk\u010dn\u00edho \u00fasp\u011bchu v\u00fdznamn\u00fdm v\u00fdzv\u00e1m. Rozen\u00ed a odstavov\u00e1n\u00ed ml\u00e1\u010fat vy\u017eaduje zna\u010dn\u00e9 mno\u017estv\u00ed energie, co\u017e m\u016f\u017ee brzdit r\u016fst a v\u00fdvoj samotn\u00fdch mlad\u00fdch matek. V d\u016fsledku toho \u010dasto rod\u00ed men\u0161\u00ed ml\u00e1\u010fata s men\u0161\u00ed \u0161anc\u00ed na p\u0159e\u017eit\u00ed.<\/p>\n\n

Vliv supermatek na dynamiku kolonie<\/h2>\n\n

Supermatky hraj\u00ed kl\u00ed\u010dovou roli p\u0159i ur\u010dov\u00e1n\u00ed budoucnosti kolonie. Jejich potomci maj\u00ed tendenci \u017e\u00edt d\u00e9le a jsou l\u00e9pe vybaveni k ochran\u011b p\u0159ed pred\u00e1tory d\u00edky p\u00e9\u010di a zku\u0161enostem sv\u00fdch matek.<\/p>\n\n

Strategie supermatek<\/h2>\n\n

V\u00fdzkumn\u00edci zab\u00fdvaj\u00edc\u00ed se touto studi\u00ed identifikovali n\u00e1sleduj\u00edc\u00ed strategie, kter\u00e9 supermatky vyu\u017e\u00edvaj\u00ed:<\/p>\n\n

    \n
  1. Dlouhov\u011bkost:<\/strong> Supermatky \u017eij\u00ed v\u00fdrazn\u011b d\u00e9le ne\u017e je pr\u016fm\u011br, co\u017e jim umo\u017e\u0148uje p\u0159iv\u00e9st na sv\u011bt v\u00edce ml\u00e1\u010fat b\u011bhem sv\u00e9ho \u017eivota.<\/li>\n
  2. Nep\u0159etr\u017eit\u00e9 rozmno\u017eov\u00e1n\u00ed:<\/strong> P\u0159i ka\u017ed\u00e9 p\u0159\u00edle\u017eitosti d\u00e1vaj\u00ed p\u0159ednost rozmno\u017eov\u00e1n\u00ed, \u010d\u00edm\u017e maximalizuj\u00ed sv\u016fj reproduk\u010dn\u00ed potenci\u00e1l.<\/li>\n
  3. Rozmno\u017eov\u00e1n\u00ed v pozdn\u00edm v\u011bku:<\/strong> Supermatky \u010dasto za\u010d\u00ednaj\u00ed s rozmno\u017eov\u00e1n\u00edm pozd\u011bji ne\u017e je pr\u016fm\u011br, co\u017e jim poskytuje v\u00fdhodu z hlediska zdrav\u00ed a zku\u0161enost\u00ed.<\/li>\n<\/ol>\n\n

    Z\u00e1v\u011br<\/h2>\n\n

    Fenom\u00e9n supermatek v koloni\u00edch slon\u00edch tule\u0148\u016f zd\u016fraz\u0148uje v\u00fdznam individu\u00e1ln\u00edch vlastnost\u00ed a dlouhov\u011bkosti p\u0159i utv\u00e1\u0159en\u00ed dynamiky populace. Tyto v\u00fdjime\u010dn\u00e9 samice hraj\u00ed rozhoduj\u00edc\u00ed roli p\u0159i zaji\u0161\u0165ov\u00e1n\u00ed trval\u00e9ho \u00fasp\u011bchu sv\u00e9 kolonie.<\/p>","protected":false},"excerpt":{"rendered":"

    Supermatky slon\u00edch tule\u0148\u016f: Kl\u00ed\u010d k \u00fasp\u011bchu kolonie Dynamika koloni\u00ed slon\u00edch tule\u0148\u016f V kolonii severn\u00edch slon\u00edch tule\u0148\u016f ve st\u00e1tn\u00edm parku A\u00f1o Nuevo byl zaznamen\u00e1n pozoruhodn\u00fd jev: V\u00fdznamnou \u010d\u00e1st ml\u00e1\u010fat kolonie p\u0159iv\u00e1d\u00ed…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[280],"tags":[7606,361,5491,7604,7605],"class_list":["post-4125","post","type-post","status-publish","format-standard","hentry","category-zoology","tag-colony-dynamics","tag-marine-biology","tag-reproductive-success","tag-elephant-seal","tag-supermoms"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/4125","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=4125"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/4125\/revisions"}],"predecessor-version":[{"id":4126,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/4125\/revisions\/4126"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=4125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=4125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=4125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}