{"id":4954,"date":"2016-11-16T17:36:07","date_gmt":"2016-11-16T15:36:07","guid":{"rendered":"http:\/\/wildtravel.ro\/bird\/cufundar-mic-gavia-stellata\/"},"modified":"2023-01-11T14:38:55","modified_gmt":"2023-01-11T12:38:55","slug":"cufundar-mic-gavia-stellata","status":"publish","type":"bird","link":"https:\/\/wildtravel.ro\/ro\/bird\/cufundar-mic-gavia-stellata\/","title":{"rendered":"Cufundar mic (Gavia stellata)"},"content":{"rendered":"<p><strong>Cufundarul mic<\/strong> (<em>Gavia stellata<\/em>) este o pas\u0103re migratoare acvatic\u0103 din regiunile temperate ale emisferei nordice. Este cel mai mic \u0219i r\u0103sp\u00e2ndit membru al familiei cufund\u0103torilor.<\/p>\n<p>Are \u00eentre 55\u0219i 67\u00a0cm lungime. Cufundarul mic este greu observat \u00een timpul iernii, datorit\u0103 nuna\u021bei gri de pe penele de deasupra \u0219i celor albe din partea de jos a corpului. \u00cen perioada \u00eemperecherii dob\u00e2nde\u0219te o culoare ro\u0219iatic\u0103 pe g\u00e2t (\u00een limba englez\u0103 fiind numit Red-throated Diver). Este m\u00e2nc\u0103tor de pe\u0219te, \u00eens\u0103 consum\u0103 c\u00e2teodat\u0103 \u0219i plante.<img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-4950 alignleft\" src=\"http:\/\/wildtravel.ro\/wp-content\/uploads\/2016\/11\/aa_4.jpg\" alt=\"\" width=\"415\" height=\"196\" \/><\/p>\n<p>Cufundarul mic este membru al speciei cufundatoriilor cu o lungime a corpului cuprins\u0103 \u00eentre 55\u201367\u00a0cm, cu o deschidere a aripilor de 91\u2013110\u00a0cm \u0219i are o greutate de aproximativ 1,4\u00a0kg. Masculii \u0219i femelele arat\u0103 similiar, doar c\u0103 masculii au tendin\u021ba s\u0219 fie mai la\u021bi \u0219i mai grei. Penajul de iarn\u0103 este mai deschis dec\u00e2t al cufundarului polar, cu mai pu\u021bin gri pe partea posterioar\u0103 a g\u00e2tului, iar ochiul de obicei este \u00eenconjurat de un alb curat; spatele este stropit cu puncte mici albe iar flancurile corpului sunt de culoare \u00eenchis\u0103.<\/p>\n<p>Cuib\u0103re\u0219te \u00een nordul Europei (\u00een general la 50\u00b0N) pe b\u0103l\u021bi \u0219i lacuri mici. Deseori zboar\u0103 pe distan\u021be mari spre lacuri mai \u00eentinse sau pe mare pentru a pescui. Ierneaz\u0103 deobicei pe mare. C\u00e2nd \u00eenoata \u00ee\u0219i \u021bine deseori capul \u0219i ciocul (sub\u021bire \u0219i u\u0219or arcuit \u00een sus) \u00eendreptate \u00een sus. Vara e u\u0219or de recunoscut dup\u0103 g\u00e2tul maro-ro\u0219iatic. \u00cen zbor se aseam\u0103n\u0103 cu cufundarul polar (Gavia arctica), dar poate fi diferen\u021biat pe baza picioarelor mai pu\u021bin proeminente, a spatelui mai bombat, a g\u00e2tului \u00eencovoiat, a b\u0103t\u0103ilor din aripi mai rapide \u0219i a aripilor \u00eendoite mult spre \u00eenapoi. Masculul emite un strig\u0103t nup\u021bial puternic repetat: &#8222;oo-orrr&#8221; acompaniat de cel al femelei mai puternic \u0219i mai ascu\u021bit &#8222;arroo-arroo-arroo&#8221;. Totodat\u0103 emite un strig\u0103t pl\u00e2ng\u0103re\u021b &#8222;eeeh&#8221;. Strig\u0103tul cel mai frecvent auzit se aseam\u0103n\u0103 cu sunetele rapide emise de g\u00e2sc\u0103 \u00een zbor &#8222;gac-gac-gac-gac&#8221;.<\/p>\n<p>\u00cen zbor poate atinge viteza de p\u00e2n\u0103 la 78\u00a0km\/h.<\/p>\n<p>Ca \u0219i ceilal\u021bi membri ai familiei cufund\u0103torilor, cufundarul mic \u00ee\u0219i pierde penele dintr-o dat\u0103, devenind astfel incapabil s\u0103 mai zboare pentru 3-4 s\u0103pt\u0103m\u00e2ni. Spre deosebire de ceilal\u021bi membrii ai familiei cufund\u0103torilor care \u00ee\u0219i pierd capacitatea de a zbura la sf\u00e2r\u0219itul iernii, cufundarul mic \u00ee\u0219i pierde capacitatea de a mai zbura \u00eencep\u00e2nd cu luna august p\u00e2n\u0103 \u00een noiembrie.<\/p>\n<p>Ambii, at\u00e2t masculul c\u00e2t \u0219i femela, particip\u0103 la construirea cuibului. Cuibul este de obicei o platform\u0103 u\u0219or ad\u00e2ncit\u0103 (c\u00e2teodat\u0103 din noroi \u0219i plante). Femela depune dou\u0103 ou\u0103 care sunt incubate \u00eentre 24 \u0219i 29 de zile tot de c\u0103tre femel\u0103. Ou\u0103le au o culoare verzuie sau una maroniu-m\u0103slinie, p\u0103tate cu negru \u0219i m\u0103soar\u0103 aproximativ 75 x 46 milimetri iar masa este de 83 de grame, din care 8% este coaja. Incuba\u021bia ou\u0103lor \u00eencepe dup\u0103 depunere. Puii de cufundar mic sunt hr\u0103ni\u021bi de ambii p\u0103rin\u021bi, la \u00eenceput cu nevertebrate iar mai apoi cu pe\u0219ti mici pe o perioad\u0103 cuprins\u0103 \u00eentre 38-48 de zile. Dup\u0103 aceast\u0103 perioad\u0103, masculul \u0219i femela \u00eei vor neglija pe pui pentru a-i \u00eendep\u0103rta de cuib.<\/p>\n<p>foto: Mihai Baciu<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cufundarul mic (Gavia stellata) este o pas\u0103re migratoare acvatic\u0103 din regiunile temperate ale emisferei nordice. Este cel mai mic \u0219i r\u0103sp\u00e2ndit membru al familiei cufund\u0103torilor. Are \u00eentre 55\u0219i 67\u00a0cm lungime. Cufundarul mic este greu observat \u00een timpul iernii, datorit\u0103 nuna\u021bei gri de pe penele de deasupra \u0219i celor albe din partea de jos a corpului. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":4955,"template":"","meta":{"_acf_changed":false},"categories":[],"tags":[],"birdwatching":[],"class_list":["post-4954","bird","type-bird","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cufundar mic (Gavia stellata) - wild travel in Delta Dunarii<\/title>\n<meta name=\"description\" content=\"Cufundarul mic (Gavia stellata) este o pas\u0103re migratoare acvatic\u0103 din regiunile temperate ale emisferei nordice. 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