Green Broadbill

Green Broadbill

Calyptomena viridis

Silhouette: Marie-Aimée ALLARD · PhyloPic

LCNTNear ThreatenedVUENCR
Daily sighting probability ~50% · Likely
at Khao Luang National Park

In 3 days ~90% in a week >90%

338 Verified sightings at Khao Luang National Park From 2019 to 2026
1,153 In all 8 parks
April Best month
🌅 Crepuscular When it's spotted

About the Green Broadbill

The green broadbill (Calyptomena viridis) also known as the Asian green broadbill or the lesser green broadbill is a small bird in the family Calyptomenidae. It was formerly classified in the family Eurylaimidae, a group of closely related birds that share the name "broadbill".

There are three subspecies recognized: Calyptomena viridis viridis Raffles, 1822 - the Malay Peninsula, extirpated from Singapore Calyptomena viridis gloriosa Deignan, 1947 - Sumatra, Borneo, Nias, the Lingga Islands, and the Natuna Islands

Calyptomena viridis siberu Chasen & Kloss, 1926 - Mentawai Islands Prior to revisions by the International Ornithological Congress in 2022, the mainland subspecies went by the name caudacuta, while viridis referred to the Greater Sundaic subspecies. Based on several previous studies finding problems with this nomenclature, the International Ornithological Congress replaced caudacuta with viridis, while gloriosa replaced the former viridis.

The green broadbill is distributed in broadleaved evergreen forests of Borneo, Sumatra, and the Malay Peninsula where it frequents lowland and lower montane rainforest. The... Wikipedia →

Sounds

Call0:35

Indonesia · 2026

© Kim Chuah Lim · XC1175482 · CC BY-NC-SA 4.0

Song0:44

Singapore · 2021

© Okamoto Keita Sin · XC665348 · CC BY-NC-SA 4.0

Presumed display (notes in recording)1:20

Malaysia · 2016

© Frank Lambert · XC523360 · CC BY-NC-ND 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Khao Luang National Park 🇹🇭 Thailand
~50%
2 Taman Negara National Park 🇲🇾 Malaysia
~40%
3 Way Kambas National Park 🇮🇩 Indonesia
~30%
4 Danum Valley Conservation Area 🇲🇾 Malaysia
~10%
5 Khao Sok National Park 🇹🇭 Thailand
<5%
6 Sepilok 🇲🇾 Malaysia
<5%
7 Kinabalu Park 🇲🇾 Malaysia
<5%
8 Kaeng Krachan National Park 🇹🇭 Thailand
<5%

Zoos & Centres Where Found

# Zoo / Centre Country
1 Shedd Aquarium 🇺🇸 United States In captivity
2 Riverbanks Zoo 🇺🇸 United States In captivity
3 Lincoln Park Zoo 🇺🇸 United States In captivity
4 Johor Zoo 🇲🇾 Malaysia In captivity

Before you go

What are the chances of seeing a Green Broadbill in Khao Luang National Park?

Likely

About 50% of wildlife watchers report a Green Broadbill sighting in Khao Luang National Park on a given day, based on 338 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 19th most-seen of the 215 birds we can rate there. Over three days the chance rises to about 90%, and over a week to over 90%, if each day is a fresh chance.

When is the best time to see a Green Broadbill in Khao Luang National Park?

April and June

In those months about 70% of wildlife watchers report a Green Broadbill in Khao Luang National Park on a given day, against about 30% in October and November, the lowest months.

What time of day is best to see a Green Broadbill?

Between 2 and 5 am

Across all the parks we cover, that three-hour window holds the most Green Broadbill sightings with a recorded time, and about half of them come between 6 am and 6 pm: it is most active around dawn and dusk.

Is Khao Luang National Park the best place to see a Green Broadbill?

Yes

Of the 8 parks where we can rate Green Broadbill sightings, Khao Luang National Park has the highest daily chance: about 50%. Next come Taman Negara National Park (Malaysia, about 40%) and Way Kambas National Park (Indonesia, about 30%).

Which relatives of the Green Broadbill live in Khao Luang National Park?

Same family: Eurylaimidae

The closest relatives of the Green Broadbill that you can see in Khao Luang National Park (family Eurylaimidae, Asian and Grauer's Broadbills) are Black-and-yellow Broadbill (about 60%), Banded Broadbill (about 30%) and Dusky Broadbill (about 20%), with each one's daily chance of a sighting.

Where does the Green Broadbill sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Green Broadbill is recorded against all the birds logged in Khao Luang National Park (338 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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