{"id":360709,"date":"2017-08-17T12:21:41","date_gmt":"2017-08-17T16:21:41","guid":{"rendered":"https:\/\/www.sciencedaily.com\/releases\/2017\/08\/170817122141.htm"},"modified":"2017-08-17T12:21:41","modified_gmt":"2017-08-17T16:21:41","slug":"reed-warblers-have-a-sense-for-magnetic-declination-2","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=360709","title":{"rendered":"Reed warblers have a sense for magnetic declination"},"content":{"rendered":"<p>Researchers recently showed that migratory reed warblers depend on an internal geomagnetic map to guide them on their long-distance journeys. But it wasn&#8217;t clear how the birds were solving the difficult &#8216;longitude problem,&#8217; determining where they were along the east-west axis and which way to go. The team&#8217;s latest report shows birds rely on changes from east to west in magnetic declination, the angular difference between geographic north and magnetic north. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers recently showed that migratory reed warblers depend on an internal geomagnetic map to guide them on their long-distance journeys. But it wasn&#8217;t clear how the birds were solving the difficult &#8216;longitude problem,&#8217; determining where they were &#8230;<\/p>\n","protected":false},"author":61,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-360709","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/360709","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/61"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=360709"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/360709\/revisions"}],"predecessor-version":[{"id":360710,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/360709\/revisions\/360710"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=360709"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=360709"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=360709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}