{"id":7014,"date":"2017-06-01T01:00:21","date_gmt":"2017-06-01T00:00:21","guid":{"rendered":"http:\/\/birds-in-flight.net\/?p=7014"},"modified":"2020-01-31T16:26:32","modified_gmt":"2020-01-31T15:26:32","slug":"crested-honey-buzzard-pernis-ptilorhynchus","status":"publish","type":"post","link":"https:\/\/birds-in-flight.net\/?p=7014","title":{"rendered":"Crested Honey Buzzard
Pernis ptilorhynchus<\/em>"},"content":{"rendered":"

>> GENERAL >>>>><\/strong><\/p>\n

– slightly larger than\u00a0Common Buzzard<\/a>
\n– very rare but regular migrant in the Middle East, vagrant to the rest of WP
\n– diurnal migrant
\n– in Asia migrates singly or in loose flocks
\n– can be mixed with other raptors at migration bottlenecks<\/p>\n

>> VISUAL ID >>>>><\/strong><\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., 2CY<\/strong>
\nBIF1701, 02\/03\/2017, Kaziranga, India, Mathias Putze
\nlight morph
\n– different from\u00a0European Honey Buzzard<\/a>\u00a0due to much broader wings with finer and more bars
\n– missing carpal patch<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., 2CY<\/strong>
\nBIF1702, 02\/03\/2017, Kaziranga, India, Mathias Putze
\nsame as BIF1701
\n– eagle-like impression
\n– contrast between secondaries and inner primaries
\n– dark eye-mask<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., 2CY<\/strong>
\nBIF1703, 02\/03\/2017, Kaziranga, India, Mathias Putze
\nsame as BIF1701
\n– note lack of streaking of breast and belly ->\u00a0European Honey Buzzard<\/a><\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., 2CY<\/strong>
\nBIF1704, 19\/02\/2017, Patang, Bhutan, Mathias Putze
\ncinnamon morph
\n– typical JUV\u00a0underwing and tail pattern
\n– unlike AD\u00a0s-shaped trailing edge due to bulging secondaries and narrow hand
\n– this plumage is very similar to JUV -> Bonelli’s Eagle<\/a>, but note missing dark GC band, different tail pattern and more distinct barring of remiges<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., F AD<\/strong>
\nBIF1691, 02\/03\/2017, Kaziranga, India, Mathias Putze
\ndark morph,\u00a0growing outer 2\u00a0primaries giving an unusual pointed-winged impression
\n– narrow, irregular barring of remiges
\n– F with yellow eye<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., F AD<\/strong>
\nBIF1692, 02\/03\/2017, Kaziranga, India, Mathias Putze
\nsame as BIF1691, dark morph moulting
\n– narrower trailing edge to the wing
\n– browner upperside than in\u00a0M
\n– inner hand slightly paler than the rest of the wing<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., F AD<\/strong>
\nBIF1693, 02\/03\/2017, Kaziranga, India, Mathias Putze
\nsame as BIF1691, dark morph moulting
\n– brown head not grey as in M<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., F AD<\/strong>
\nBIF1694, 02\/03\/2017, Kaziranga, India, Mathias Putze
\nlight morph, growing outer 3\u00a0primaries, giving an even more pointed-winged impression than in BIF1693
\n– missing carpal patch ->\u00a0European Honey Buzzard<\/a><\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., F AD<\/strong>
\nBIF1695, 03\/03\/2017, Kaziranga, India, Mathias Putze
\nintermediate morph, possibly ssp. ruficollis<\/em>
\n– typical eagle-like silhouette, with evenly broad wings with squarish hand and long fingers<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., F AD<\/strong>
\nBIF1696, 03\/03\/2017, Kaziranga, India, Mathias Putze
\nsame as BIF1695
\n– tail pattern resembles M\u00a0European Honey Buzzard<\/a><\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., M AD<\/strong>
\nBIF1697, 19\/02\/2017, Patang, Bhutan, Mathias Putze
\n– smallish head with dark eye
\n– very broad black banding of tail<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., M AD<\/strong>
\nBIF1698, 19\/02\/2017, Patang, Bhutan, Mathias Putze
\ndark morph, growing 2 outermost primaries result in an unusual pointed-winged impression
\n– barring of wings broader and more regular than in F<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., M AD<\/strong>
\nBIF1699, 19\/02\/2017, Patang, Bhutan, Mathias Putze
\nsame as BIF1698
\n– typical M tail pattern
\n– broad trailing edge to the wing larger gap to next dark wing-band<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., M AD<\/strong>
\nBIF1700, 02\/03\/2017, Kaziranga, India, Mathias Putze
\n– grey head with dark eye<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., M AD<\/strong>
\nBIF1705, 19\/06\/2016, Mongolia, Mathias Putze
\ncinnamon morph, with\u00a0missing central tail feathers
\n– this morph does not exist in AD\u00a0European Honey Buzzard<\/a><\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., M AD<\/strong>
\nBIF1706, 19\/06\/2016, Mongolia, Mathias Putze
\nsame as BIF1705
\n– typical male underwing pattern with only 2 bars plus broad trailing edge on secondaries<\/p>\n

\"\"<\/a>
\nCrested Honey Buzzard Pernis ptilorhynchus<\/em> ssp., M AD<\/strong>
\nBIF1707, 19\/02\/2017, Patang, Bhutan, Mathias Putze
\ndark morph
\n– broad, eagle-like wings and tail pattern with 2\u00a0broad black bands make it unmistakable!<\/p>\n

>> ACOUSTIC ID >>>>><\/strong><\/p>\n

– usually nonvocal during migration<\/p>\n

>> COMPARISON SPECIES >>>>><\/strong><\/p>\n

European Honey Buzzard<\/a> (v)
\nBonelli’s Eagle<\/a> (v)<\/p>\n

#raptor #birdofprey #birdsofprey #soaringbird<\/p>\n

#ornithology #birdmigration #birdID #birdguide #birding #birdwatching #birdsound #westernpalearctic #europe #vismig #flightcalls #middleeast #northernafrica #workinprogress<\/p>\n","protected":false},"excerpt":{"rendered":"

>> GENERAL >>>>> – slightly larger than\u00a0Common Buzzard – very rare but regular migrant in the Middle East, vagrant to the rest of WP – diurnal migrant – in Asia migrates singly or in loose flocks – can be mixed with other raptors at migration bottlenecks >> VISUAL ID >>>>> Crested Honey Buzzard Pernis ptilorhynchus … Continue reading Crested Honey Buzzard
Pernis ptilorhynchus<\/em><\/span> →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":7019,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[202],"tags":[237],"class_list":["post-7014","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-acciptridae","tag-crested-honey-buzzard-pernis-ptilorhynchus"],"_links":{"self":[{"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=\/wp\/v2\/posts\/7014","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7014"}],"version-history":[{"count":29,"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=\/wp\/v2\/posts\/7014\/revisions"}],"predecessor-version":[{"id":11603,"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=\/wp\/v2\/posts\/7014\/revisions\/11603"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=\/wp\/v2\/media\/7019"}],"wp:attachment":[{"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7014"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7014"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/birds-in-flight.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7014"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}