Crested Honey Buzzard
Pernis ptilorhynchus

– roughly size of Common Buzzard
– vagrant to WP
– diurnal migrant
– in Asia migrates singly or in loose flocks
– can be mixed with other raptors at migration bottlenecks


Crested Honey Buzzard Pernis ptilorhynchus spec, F AD
BIF1691, 02/03/2017, Kaziranga, India, Mathias Putze
dark morph, note yellow eye, growing outer 2 primaries giving an unusual pointed-winged impression

Crested Honey Buzzard Pernis ptilorhynchus spec, F AD
BIF1692, 02/03/2017, Kaziranga, India, Mathias Putze
same as BIF1691, dark morph moulting, note narrower trailing edge and browner upperside than in M

Crested Honey Buzzard Pernis ptilorhynchus spec, F AD
BIF1693, 02/03/2017, Kaziranga, India, Mathias Putze
same as BIF1691, dark morph moulting, note brown head  (compare with M)

Crested Honey Buzzard Pernis ptilorhynchus spec, F AD
BIF1694, 02/03/2017, Kaziranga, India, Mathias Putze
light morph moulting, note growing outer 3 primaries, giving an even more pointed-winged impression than in BIF1693, note missing carpal patch -> European Honey Buzzard

Crested Honey Buzzard Pernis ptilorhynchus spec, F AD
BIF1695, 03/03/2017, Kaziranga, India, Mathias Putze
intermediate morph possibly ssp. ruficollis, note evenly broad, eagle-like wings with squarish hand and long fingers

Crested Honey Buzzard Pernis ptilorhynchus spec, F AD
BIF1696, 03/03/2017, Kaziranga, India, Mathias Putze
same as BIF1695, intermediate morph possibly ssp. ruficollis, note tail pattern resembles M European Honey Buzzard

Crested Honey Buzzard Pernis ptilorhynchus spec, M AD
BIF1697, 19/02/2017, Patang, Bhutan, Mathias Putze
note smallish head, dark eye and very broad black banding of tail

Crested Honey Buzzard Pernis ptilorhynchus spec, M AD
BIF1698, 19/02/2017, Patang, Bhutan, Mathias Putze
dark morph moulting, note growing 2 outermost primaries giving an unusual pointed-winged impression

Crested Honey Buzzard Pernis ptilorhynchus spec, M AD
BIF1699, 19/02/2017, Patang, Bhutan, Mathias Putze
same as BIF1698, dark morph moulting, note typical M tail pattern and broad trailing edge of wing

Crested Honey Buzzard Pernis ptilorhynchus spec, M AD
BIF1700, 02/03/2017, Kaziranga, India, Mathias Putze
note grey head compared to AD F and obviously dark eye

Crested Honey Buzzard Pernis ptilorhynchus spec, 2CY
BIF1701, 02/03/2017, Kaziranga, India, Mathias Putze
light morph, note missing carpal patch -> European Honey Buzzard and narrower hand than AD

Crested Honey Buzzard Pernis ptilorhynchus spec, 2CY
BIF1702, 02/03/2017, Kaziranga, India, Mathias Putze
same as BIF1701, note eagle-like impression, contrast between secondaries and inner primaries and dark eye-mask

Crested Honey Buzzard Pernis ptilorhynchus spec, 2CY
BIF1703, 02/03/2017, Kaziranga, India, Mathias Putze
same as BIF1701, note lack of streaking of breast and belly -> European Honey Buzzard

Crested Honey Buzzard Pernis ptilorhynchus spec, 2CY
BIF1704, 19/02/2017, Patang, Bhutan, Mathias Putze
cinnamon morph, typical JUV underwing pattern, note missing carpal patch -> European Honey Buzzard, in contrast to AD s-shaped trailing edge, this plumage is very similar to JUV -> Bonelli’s Eagle, but note missing dark GC band, different tail pattern and more distinct barring of remiges

Crested Honey Buzzard Pernis ptilorhynchus spec, M AD
BIF1705, 19/06/2016, Mongolia, Mathias Putze
cinnamon morph, not existing in AD European Honey Buzzard, note missing central tail feathers

Crested Honey Buzzard Pernis ptilorhynchus spec, M AD
BIF1706, 19/06/2016, Mongolia, Mathias Putze
same as BIF1705, note typical male underwing pattern with only 3 bars on secondaries

Crested Honey Buzzard Pernis ptilorhynchus spec, M AD
BIF1707, 19/02/2017, Patang, Bhutan, Mathias Putze
dark morph, broad, eagle-like wings and tail pattern with 2 broad black bands make it unmistakable!

voice: usually nonvocal during migration

comparison species:
European Honey Buzzard (v)
Bonelli’s Eagle (v)

#raptor #birdofprey #birdsofprey #soaringbird

#ornithology #birdmigration #birdID #birdguide #birding #birdwatching #birdsound #westernpalearctic #europe #vismig #flightcalls #middleeast #northernafrica #workinprogress