{"id":20008,"date":"2022-08-17T11:53:15","date_gmt":"2022-08-17T09:53:15","guid":{"rendered":"https:\/\/tinnunculus.sy-sy.cz\/?p=20008"},"modified":"2025-12-16T22:44:21","modified_gmt":"2025-12-16T21:44:21","slug":"straka-a-postolka","status":"publish","type":"post","link":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/2022\/08\/17\/straka-a-postolka\/","title":{"rendered":"Straka a&nbsp;po\u0161tolka"},"content":{"rendered":"<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"20007\" data-permalink=\"https:\/\/tinnunculus.sy-sy.cz\/index.php\/2022\/08\/17\/straka-a-postolka\/north-italian-16th-century-magpie-and-kestrel\/\" data-orig-file=\"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2022\/08\/North.Italian.16th.Century.Magpie.and_.Kestrel-e1660644726904.jpg?fit=1038%2C751&amp;ssl=1\" data-orig-size=\"1038,751\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"North.Italian.16th.Century.Magpie.and.Kestrel\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2022\/08\/North.Italian.16th.Century.Magpie.and_.Kestrel-e1660644726904.jpg?fit=525%2C380&amp;ssl=1\" class=\"aligncenter wp-image-20007 size-large\" src=\"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2022\/08\/North.Italian.16th.Century.Magpie.and_.Kestrel-e1660644726904-1024x741.jpg?resize=525%2C380&#038;ssl=1\" alt=\"\" width=\"525\" height=\"380\" srcset=\"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2022\/08\/North.Italian.16th.Century.Magpie.and_.Kestrel-e1660644726904.jpg?resize=1024%2C741&amp;ssl=1 1024w, https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2022\/08\/North.Italian.16th.Century.Magpie.and_.Kestrel-e1660644726904.jpg?resize=300%2C217&amp;ssl=1 300w, https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2022\/08\/North.Italian.16th.Century.Magpie.and_.Kestrel-e1660644726904.jpg?resize=768%2C556&amp;ssl=1 768w, https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2022\/08\/North.Italian.16th.Century.Magpie.and_.Kestrel-e1660644726904.jpg?w=1038&amp;ssl=1 1038w\" sizes=\"auto, (max-width: 525px) 100vw, 525px\" \/><\/p>\n<p>Ned\u00e1vno jsme narazili na ot\u00e1zku, kterak je to se vztahem po\u0161tolek a&nbsp;strak a&nbsp;zdali takov\u00e9 p\u0159emno\u017een\u00e9 straky nemohou t\u0159eba ze sv\u00e9ho okol\u00ed vyt\u011bsnit i&nbsp;po\u0161tolky. Straky maj\u00ed evidentn\u011b sm\u016flu, \u017ee jejich p\u0159esun do lidsk\u00fdch s\u00eddel b\u00fdv\u00e1 hodnocen negativn\u011b a&nbsp;hovo\u0159\u00ed se p\u0159itom i&nbsp;o&nbsp;decimov\u00e1n\u00ed drobn\u00fdch p\u011bvc\u016f a&nbsp;jejich hn\u00edzd.<!--more--><\/p>\n<p dir=\"ltr\">Po\u010dty strak obecn\u011b z\u0159ejm\u011b nijak dynamicky nestoupaj\u00ed, pouze s&nbsp;jejich st\u011bhov\u00e1n\u00edm do m\u011bst jsou v\u00edce vid\u011bt. Co se t\u00fd\u010de lovu drobn\u00e9ho ptactva, v\u011bnuje se mu ve m\u011bstech daleko m\u00e9n\u011b n\u00e1padn\u00fd krahujec obecn\u00fd nebo v&nbsp;men\u0161\u00ed m\u00ed\u0159e pr\u00e1v\u011b i&nbsp;po\u0161tolky. Spektrum potravy samotn\u00fdch strak je velmi \u0161irok\u00e9, konzumuj\u00ed rostlinnou i&nbsp;\u017eivo\u010di\u0161nou potravu, a&nbsp;jsou v&nbsp;n\u011bm zastoupeni i&nbsp;drobn\u00ed pt\u00e1ci (p\u0159edev\u0161\u00edm jejich ml\u00e1\u010fata), ov\u0161em jen v&nbsp;nev\u00fdznamn\u00e9m mno\u017estv\u00ed (cca 17&nbsp;%). Vlivu strak na jejich populaci se v\u011bnovala \u0159ada v\u011bdeck\u00fdch studi\u00ed a&nbsp;s&nbsp;\u00fabytkem drobn\u00e9ho ptactva to je slo\u017eit\u011bj\u0161\u00ed (v\u00edce v&nbsp;p\u0159\u00edpad\u011b z\u00e1jmu najdete nap\u0159.&nbsp;<a href=\"https:\/\/www.birdlife.cz\/o-ptacich\/otazky-a-odpovedi\/premnozene-straky-sojky-likviduji-drobne-pevce\/\" target=\"_blank\" rel=\"noopener\">na str\u00e1nk\u00e1ch \u010cSO<\/a> nebo krejsk\u00e9 s\u00edt\u011b environment\u00e1ln\u00edch center <a href=\"https:\/\/www.krasec.cz\/on-line-poradna\/straka-obecna-a-jeji-premnozeni\" target=\"_blank\" rel=\"noopener\">Krasec<\/a>).<\/p>\n<p dir=\"ltr\">A jak je to strakami a&nbsp;po\u0161tolkami? Oba druhy sd\u00edlej\u00ed prost\u0159ed\u00ed na\u0161ich m\u011bst, kter\u00e9 je pro n\u011b v\u00fdhodn\u00e9. Oba druhy jsou docela vid\u011bt a&nbsp;sly\u0161et, tak\u017ee i&nbsp;jejich konflikt\u016f si m\u016f\u017eeme \u010dast\u011bji v\u0161imnout. Po\u0161tolky p\u0159itom nepat\u0159\u00ed k&nbsp;ope\u0159enc\u016fm, kte\u0159\u00ed by se dali jen tak jin\u00fdm ope\u0159encem zahnat. Samy si sv\u00e9 teritorium proti vet\u0159elc\u016fm st\u0159e\u017e\u00ed. M\u00edra t\u00e9to ostrahy se ov\u0161em v&nbsp;pr\u016fb\u011bhu roku li\u0161\u00ed a&nbsp;p\u0159irozen\u011b vy\u0161\u0161\u00ed v&nbsp;dob\u011b hn\u00edzd\u011bn\u00ed. Po\u0161tolky se krom\u011b obrann\u00e9 reakce na vet\u0159elce z\u0159ejm\u011b tak\u00e9 r\u00e1dy trochu bav\u00ed. Proh\u00e1n\u011bn\u00ed jin\u00fdch stejn\u011b velk\u00fdch nebo i&nbsp;v\u011bt\u0161\u00edch ope\u0159enc\u016f pat\u0159\u00ed k&nbsp;jejich obl\u00edben\u00fdm adrenalinov\u00fdm sport\u016fm po&nbsp;cel\u00fd rok. A&nbsp;pokud se hon\u00ed s&nbsp;pt\u00e1ky krkavcovit\u00fdmi, mezi kter\u00e9 pat\u0159\u00ed i&nbsp;straky, je pravd\u011bpodobn\u00e9, \u017ee to bav\u00ed i&nbsp;jejich soupe\u0159e.<\/p>\n<p dir=\"ltr\" style=\"text-align: center;\">***<\/p>\n<p dir=\"ltr\">P\u0159i hled\u00e1n\u00ed odpov\u011bdi na to, jak je to se vztahem strak a&nbsp;po\u0161tolek jsme mimo jin\u00e9 narazili na kr\u00e1snou temperu z&nbsp;doby kol. r. 1600, ulo\u017eenou v&nbsp;mil\u00e1nsk\u00e9 galerii <a href=\"https:\/\/www.galleriacortona.com\/\" target=\"_blank\" rel=\"noopener\">Cortona<\/a>. Pt\u00e1ci jsou pops\u00e1ni jako \u2018Cola\u2019 a&nbsp;\u2018Ciovetta\u2019.<\/p>\n<p dir=\"ltr\">Novodob\u00fd poveden\u00fd z\u00e1b\u011br takov\u00e9 dvojice se skr\u00fdv\u00e1 nap\u0159\u00edklad mezi <a href=\"https:\/\/www.flickr.com\/photos\/ajh2008\/48114463756\/in\/photostream\/\" target=\"_blank\" rel=\"noopener\">Andrew H Wildlife Images<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aneb o&nbsp;tom, jak se to m\u00e1 se strakami a&nbsp;po\u0161tolkami s&nbsp;odkazem na dva spole\u010dn\u00e9 portr\u00e9ty t\u00e9to dvojice ope\u0159enc\u016f.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[142,105,110,225,307,205,108],"tags":[5,1034,155,91,1060,204,1489],"class_list":["post-20008","post","type-post","status-publish","format-standard","hentry","category-dravec","category-postolka","category-postolka-obecna","category-ptaci-v-literature-filmu-a-vytvarnem-umeni","category-ptaci","category-straka","category-ostatni-zvirena","tag-ps_28","tag-postolka","tag-postolka-fotograficka","tag-ps_95","tag-postolka-vytvarna","tag-straka","tag-straka-vytvarna"],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p91gKE-5cI","jetpack-related-posts":[{"id":2565,"url":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/2017\/11\/26\/zlodejka\/","url_meta":{"origin":20008,"position":0},"title":"Zlod\u011bjka","author":"Zuzana Syrov\u00e1 An\u00fd\u017eov\u00e1","date":"26\/11\/2017","format":false,"excerpt":"Kter\u00e1 jin\u00e1 ne\u017eli straka, \u017ee? Pov\u011bst m\u00e1 v tomto ohledu nevalnou. Je to ale pt\u00e1k nejen vysoce inteligentn\u00ed (jako ostatn\u011b v\u0161ichni krkavcovit\u00ed), ale i z pohledu \u010dlov\u011b\u010d\u00edho nadm\u00edru u\u017eite\u010dn\u00fd, neb\u00a0 lov\u00ed hrabo\u0161e a poj\u00edd\u00e1 p\u0159ezimuj\u00edc\u00ed hmyz. U\u017eite\u010dn\u00fd je i z pohledu po\u0161tolek, neb tyto s oblibou vyu\u017e\u00edvaj\u00ed opu\u0161t\u011bn\u00e1 stra\u010d\u00ed hn\u00edzda.\u2026","rel":"","context":"V \u201eHolub\u201c","block_context":{"text":"Holub","link":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/category\/ostatni-zvirena\/ptaci\/holub\/"},"img":{"alt_text":"","src":"https:\/\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2017\/11\/AXISM11420120929-114003-1348911603-frame-328.bmp","width":350,"height":200,"srcset":"https:\/\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2017\/11\/AXISM11420120929-114003-1348911603-frame-328.bmp 1x, https:\/\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2017\/11\/AXISM11420120929-114003-1348911603-frame-328.bmp 1.5x, https:\/\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2017\/11\/AXISM11420120929-114003-1348911603-frame-328.bmp 2x, https:\/\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2017\/11\/AXISM11420120929-114003-1348911603-frame-328.bmp 3x"},"classes":[]},{"id":44125,"url":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/2025\/10\/04\/a-smala-se-newtonovi\/","url_meta":{"origin":20008,"position":1},"title":"&#8230; a&nbsp;sm\u00e1la se Newtonovi","author":"Zuzana Syrov\u00e1 An\u00fd\u017eov\u00e1","date":"04\/10\/2025","format":"quote","excerpt":"Aneb o tom, jak l\u00e9t\u00e1 po\u0161tolka v jedn\u00e9 z b\u00e1sn\u00ed Josefa a Topola a tak\u00e9 o tom, jak poletuj\u00ed po\u0161tolky kolem na\u0161\u00ed lod\u017eie.","rel":"","context":"V \u201e\"Na\u0161e\" po\u0161tolky\u201c","block_context":{"text":"\"Na\u0161e\" po\u0161tolky","link":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/category\/nasi\/nase-postolky\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2025\/10\/20250928-174417pe-0-e1761142483472-1024x574.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2025\/10\/20250928-174417pe-0-e1761142483472-1024x574.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2025\/10\/20250928-174417pe-0-e1761142483472-1024x574.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":2552,"url":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/2017\/11\/26\/co-se-deje-tu-i-onde\/","url_meta":{"origin":20008,"position":2},"title":"Co se d\u011bje (tu i) onde","author":"Zuzana Syrov\u00e1 An\u00fd\u017eov\u00e1","date":"26\/11\/2017","format":false,"excerpt":"I kdy\u017e u\u017e tu m\u00e1me pozdn\u00ed podzim, tak se ob\u010das d\u00edv\u00e1me, co se d\u011bje na v m\u00edstech, z nich\u017e je st\u00e1le p\u0159en\u00e1\u0161en online p\u0159enos z po\u0161tol\u010d\u00edch hn\u00edzd.\u00a0 Jejich p\u0159ehled si vedeme na str\u00e1nce Falco tinnunculus online, kde si je z tabulky tam zve\u0159ejn\u011bn\u00e9 m\u016f\u017eete vyfiltrovat zad\u00e1n\u00edm textov\u00e9ho \u0159et\u011bzce \"on+\" do\u2026","rel":"","context":"V \u201eDravec\u201c","block_context":{"text":"Dravec","link":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/category\/ostatni-zvirena\/ptaci\/dravec\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2017\/11\/LU_20171121.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2017\/11\/LU_20171121.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2017\/11\/LU_20171121.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2017\/11\/LU_20171121.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":376,"url":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/2017\/02\/25\/postolka-dalnicni\/","url_meta":{"origin":20008,"position":3},"title":"Po\u0161tolka d\u00e1lni\u010dn\u00ed","author":"Zuzana Syrov\u00e1 An\u00fd\u017eov\u00e1","date":"25\/02\/2017","format":false,"excerpt":"Ned\u00e1vno proniklo do internetov\u00fdch zpr\u00e1v video z kamery na britsk\u00e9 d\u00e1lnici M5 v Gloucestershire. Po\u0161tolka si tam obl\u00edbila \"bid\u00fdlko\"\u00a0 p\u0159ed kamerou sleduj\u00edc\u00ed provoz na d\u00e1lnici. Na tom by nebylo nic tak neobvykl\u00e9ho. Po\u0161tolka zde zachycen\u00e1 \u00fadajn\u011b s oblibou komunikuje se sv\u00fdm obrazem zrcadl\u00edc\u00edm se v kame\u0159e. Na videu m\u00e1 ov\u0161em\u2026","rel":"","context":"V \u201eFalco tinnunculus online\u201c","block_context":{"text":"Falco tinnunculus online","link":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/category\/zivy-prenos\/odjinud\/falco-tinnunculus-online\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":5843,"url":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/2018\/07\/15\/skola-hrou\/","url_meta":{"origin":20008,"position":4},"title":"\u0160kola hrou","author":"Zuzana Syrov\u00e1 An\u00fd\u017eov\u00e1","date":"15\/07\/2018","format":false,"excerpt":"V\u017edy n\u00e1s zaj\u00edmalo, co vlastn\u011b d\u011blaj\u00ed mlad\u00e9 po\u0161tolky, kdy\u017e u\u017e se mus\u00ed starat samy o sebe. N\u011bco jsme tady u\u017e o tom i napsali nap\u0159. v p\u0159\u00edsp\u011bvku Co zrovna asi d\u011blaj\u00ed aneb loveck\u00e9 za\u010d\u00e1tky\u2026\u00a0 nebo George, Rosie, Alice, Kirky, Maddie a Rabbie s odkazem na sledovac\u00ed projekt Gordona Riddlea. P\u0159ed\u2026","rel":"","context":"V \u201ePo\u0161tolka\u201c","block_context":{"text":"Po\u0161tolka","link":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/category\/ostatni-zvirena\/ptaci\/dravec\/postolka\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2018\/07\/04klein-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2018\/07\/04klein-1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2018\/07\/04klein-1.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2018\/07\/04klein-1.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":6932,"url":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/2019\/01\/01\/leden\/","url_meta":{"origin":20008,"position":5},"title":"Leden","author":"Zuzana Syrov\u00e1 An\u00fd\u017eov\u00e1","date":"01\/01\/2019","format":"image","excerpt":"Aneb po\u0161tolka \u0161koln\u00ed, u\u017eite\u010dn\u00fd to dravec.","rel":"","context":"V \u201eDravec\u201c","block_context":{"text":"Dravec","link":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/category\/ostatni-zvirena\/ptaci\/dravec\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/tinnunculus.sy-sy.cz\/wp-content\/uploads\/2018\/12\/LedenSokolni_IMG_5590xv.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/posts\/20008","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/comments?post=20008"}],"version-history":[{"count":3,"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/posts\/20008\/revisions"}],"predecessor-version":[{"id":45428,"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/posts\/20008\/revisions\/45428"}],"wp:attachment":[{"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/media?parent=20008"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/categories?post=20008"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tinnunculus.sy-sy.cz\/index.php\/wp-json\/wp\/v2\/tags?post=20008"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}