Rufous-necked Hornbill
Rufous-necked HornbillRufous-necked HornbillRufous-necked HornbillRufous-necked Hornbill

Rufous-necked Hornbill

Aceros nipalensis

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
30–40% · Possible
overall probability at Royal Manas National Park
391 Verified records at Royal Manas National Park
March Best month highest sighting rate
🌅 Crepuscular When it's active at dawn and dusk

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. Wikipedia →

30–40% of wildlife watchers report a Rufous-necked Hornbill sighting in Royal Manas National Park, based on 391 days of visitor records from GBIF citizen-science data.

Closest Relatives at Royal Manas National Park

Great Hornbill
VU

Great Hornbill

🌅 Crepuscular Bird

Buceros bicornis

50–60% · Likely
Wreathed Hornbill
VU

Wreathed Hornbill

🌅 Crepuscular Bird

Rhyticeros undulatus

10–20% · With luck
Oriental Pied Hornbill
LC

Oriental Pied Hornbill

🌅 Crepuscular Bird

Anthracoceros albirostris

<5% · Rare
Common Hoopoe
LC

Common Hoopoe

☀️ Diurnal Bird

Upupa epops

5–10% · With luck

📅 Monthly Probability

20–30
Jan
20–30
Feb
50–60
Mar
40–50
Apr
40–50
May
20–30
Jun
40–50
Jul
30–40
Aug
30–40
Sep
40–50
Oct
30–40
Nov
20–30
Dec

🌅 When They're Spotted

Most active at dawn and dusk · across all parks (global)

🌅Crepuscular
☀️🌙🌙12am6am12pm6pm12am

Global Distribution

Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.

where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is)  ·  parks where it occurs — tap a pin for the sighting probability there

Parks Where Found

# Park Country Probability
1 Royal Manas National Park 🇧🇹 Bhutan
30–40%
2 Namdapha National Park 🇮🇳 India
20–30%

Quick answers

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

About 39% of wildlife watchers report a Rufous-necked Hornbill sighting in Royal Manas National Park, based on 391 days of visitor records from GBIF citizen-science data.

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

March has the highest sighting rate for Rufous-necked Hornbill in Royal Manas National Park in our monthly data.

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