Rufous-necked Hornbill

Rufous-necked Hornbill

Aceros nipalensis

Silhouette: Charles J. Sharp and T. Michael Keesey · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~30% · Possible
at Namdapha National Park
380 Verified sightings at Namdapha National Park From 2019 to 2026
956 Verified sightings across all 3 parks From 2019 to 2026
June Best month highest sighting rate
🌅 Crepuscular When it's spotted at dawn and dusk

About the Rufous-necked Hornbill

The rufous-necked hornbill (Aceros nipalensis) is a species of hornbill in Bhutan, northeastern India, especially in Arunachal Pradesh, Indian subcontinent and Southeast Asia. It is locally extinct in Nepal due to hunting and significant loss of habitat. There are less than 10,000 adults left in the wild. With a length of about 117 cm (46 in), it is among the largest Bucerotine hornbills. The underparts, neck and head are pigmented as a rich rufous in the male, but black in the female.

The scientific name Buceros nipalensis was coined for the rufous-necked hornbill by the English naturalist Brian Houghton Hodgson in 1829 who described several rufous-necked hornbills caught by hunters in sal forests in Nepal. The species was placed in the genus Aceros by Hodgson in 1844. The authorship of the genus name has sometimes been credited to John Edward Gray but Gray was the editor not the author of the list. The genus name comes from Ancient Greek ἀ- (a-), meaning "-less", and κέρας (kéras), meaning "horn", and thus, "horn-less".

The head, neck, and lower body of the male are coloured rufous, with deeper colouration on the flanks and abdomen. The middle primaries... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Royal Manas National Park 🇧🇹 Bhutan
~40%
2 Namdapha National Park 🇮🇳 India
~30%
3 Manas National Park 🇮🇳 India
<5%

Quick answers

What are the chances of seeing a Rufous-necked Hornbill in Namdapha National Park?

About 30% of wildlife watchers report a Rufous-necked Hornbill sighting in Namdapha National Park, based on 380 verified sightings from GBIF citizen-science data.

When is the best time to see Rufous-necked Hornbill in Namdapha National Park?

June has the highest sighting rate for Rufous-necked Hornbill in Namdapha National Park in our monthly data.

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