Wreathed Hornbill

wreathed hornbill
Wreathed Hornbill Rhyticeros undulatus, male, Nabang, Yunnan, China, elev. 570 m (1,880 ft.), January. (Craig Brelsford)

Wreathed Hornbill Rhyticeros undulatus from northeast India to Greater Sundas. In China reported exclusively in western Yunnan (Yingjiang). HABITAT & BEHAVIOR Forest canopy. Often in small flocks, growing larger in presence of fruiting trees. ID Male has dirty white head, neck, and breast and reddish crown center running to neck. Rest of upperparts and underparts black. Tail white. Female all black, except white tail. BARE PARTS Orbital skin red. Iris pale red in male, darker in female. Gular pouch yellow with black streak on each side. Bill yellow, corrugated on base. Small casque also corrugated. Female has blue gular pouch and is smaller. Female Rufous-necked Hornbill Aceros nipalensis has deep ridges on maxilla only, red gular pouch, and blue orbital skin. Feet black or grey. Juvenile has no casque and a smooth bill, and streak on gular pouch fainter. VOICE Harsh, two-syllable bark. ​​— Craig Brelsford


shanghaibirding.com covers all five members of the family Bucerotidae that occur in China. Click any link:

Great Hornbill Buceros bicornis
Oriental Pied Hornbill Anthracoceros albirostris
Austen’s Brown Hornbill Anorrhinus austeni
Rufous-necked Hornbill Aceros nipalensis
Wreathed Hornbill Rhyticeros undulatus


Daniel Bengtsson served as chief ornithological consultant for Craig Brelsford’s Photographic Field Guide to the Birds of China, from which this species description is drawn.

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