Rufous-necked Hornbill (Aceros nipalensis)
Illustration redrawn by AI from a real photograph

Rufous-necked Hornbill

Aceros nipalensis (Hodgson, 1829)

120 cmLength2.4 kgWeight

It has a large ivory-white bill and bare sky-blue skin on the cheeks.

Busiest months: April · Most records: India, Bhutan, Thailand

Vulnerable

How to identify

Field marks

  1. Large ivory-white bill without a casque
  2. Adults have black-and-white bands at the base of the upper mandible
  3. Sky-blue around the eye and on the cheeks
  4. Gular pouch red to golden orange-yellow

Male, female and young

The adult male has a rufous head, neck and underparts; these areas are black in the adult female.

Where and when it's recorded

Busiest months: April · Most records: India, Bhutan, Thailand

Rufous-necked Hornbill has been recorded at 36 of the 8,276 birding hotspots we track, in 5 countries and regions.

Records by month Northern Hemisphere

To protect this bird from disturbance, we don't list exact sites.

Countries and regions with the most records

IndiaBhutanThailandMyanmar (Burma)China

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

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.

Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia

Questions

How big is the Rufous-necked Hornbill?

The Rufous-necked Hornbill is about 120 cm long and weighs around 2.4 kg.

Where does the Rufous-necked Hornbill live?

Its breeding range: Oriental: northeastern India to western Thailand and northwestern Vietnam. It is most often recorded in India, Bhutan and Thailand.

When is the best time to see the Rufous-necked Hornbill?

At the hotspots we track, it is recorded most in April (Northern Hemisphere).

Is the Rufous-necked Hornbill endangered?

The IUCN Red List classifies the Rufous-necked Hornbill as Vulnerable.

What does the Rufous-necked Hornbill eat?

Main food: Fruit.

What family is the Rufous-necked Hornbill in?

It belongs to the family Hornbills (Bucerotidae), order Bucerotiformes.

At a glance

Length
120 cm
Weight
2.4 kg
Habitat
Forest
Diet
Fruit
Lifestyle
Perches in trees
Migration
Resident (barely migrates)
Conservation
Vulnerable
More measurements
Wing
432 mm
Tail
458 mm
Bill
204 mm
Tarsus
75 mm

Averages from the AVONET dataset; length from field guides where available.

Range

Oriental: northeastern India to western Thailand and northwestern Vietnam

Breeding range, IOC World Bird List 15.2

Classification

Family
Hornbills Bucerotidae
Genus
Aceros

More from the family Hornbills

Rufous-necked Hornbill

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