Yellow-browed Warbler

Yellow-browed Warbler

Phylloscopus inornatus

Silhouette: Jiekun He · PhyloPic

LCLeast ConcernNTVUENCR
Daily sighting probability <5% · Rare
at Kuala Lumpur

In 3 days <5%

10 Verified sightings at Kuala Lumpur
7,523 In all 20 parks From 2019 to 2026
March Best month
🌅 Crepuscular When it's spotted

About the Yellow-browed Warbler

The yellow-browed warbler (Phylloscopus inornatus) is a leaf warbler (family Phylloscopidae) which breeds in the east Palearctic. This warbler is strongly migratory and winters mainly in tropical South Asia and South-east Asia, but also in small numbers in western Europe. Like the rest of Phylloscopidae, it was formerly included in the Old World warbler assemblage.

The two sister species differ slightly but consistently in morphology, bioacoustics, and molecular characters. Before the species was split, the names yellow-browed willow warbler and inornate warbler were used by a few authors.

The yellow-browed warbler was first described by the English zoologist Edward Blyth in 1842 and given the binomial name Regulus inornatus. The current genus name Phylloscopus is from Ancient Greek phullon, "leaf", and skopos, "seeker" (from skopeo, "to watch"). The specific inornatus is Latin for "plain".

This is one of the smaller Old World warblers, at 9.5–11 cm long and weighing... Wikipedia →

Sounds

Call0:14

Belgium · 2026

© Bjarne Verhaeghe · XC1183769 · CC BY-NC-SA 4.0

Song1:10

China · 2025

© Bo Shunqi 薄顺奇 · XC1105431 · CC BY-NC-SA 4.0

Recording0:18

United Kingdom · 2026

© James Dee · XC1101848 · CC BY-NC-SA 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Khao Yai National Park 🇹🇭 Thailand
~50%
2 Cuc Phuong National Park 🇻🇳 Vietnam
~50%
3 Doi Inthanon National Park 🇹🇭 Thailand
~40%
4 Kaeng Krachan National Park 🇹🇭 Thailand
~30%
5 Cat Tien National Park 🇻🇳 Vietnam
~20%
6 Kaziranga National Park 🇮🇳 India
~20%
7 Royal Manas National Park 🇧🇹 Bhutan
~10%
8 Taroko National Park 🇹🇼 Taiwan
~10%
9 Namdapha National Park 🇮🇳 India
~10%
10 Khao Luang National Park 🇹🇭 Thailand
~10%
11 Manas National Park 🇮🇳 India
~10%
12 Khao Sok National Park 🇹🇭 Thailand
~10%
13 Jiuzhaigou National Park 🇨🇳 China
<5%
14 Gobi Gurvansaikhan National Park 🇲🇳 Mongolia
<5%
15 Wadden Sea National Park 🇩🇪 Germany
<5%
16 Sundarbans National Park 🇮🇳 India
<5%
17 Doñana National Park 🇪🇸 Spain
<5%
18 Taman Negara National Park 🇲🇾 Malaysia
<5%
19 Chitwan National Park 🇳🇵 Nepal
<5%
20 Kanha National Park 🇮🇳 India
<5%

Cities Where Found

# City Country Daily sighting probability
1 Đà Nẵng 🇻🇳 Vietnam
~70%
2 Hanoi 🇻🇳 Vietnam
~60%
3 Xiuying District 🇨🇳 China
~60%
4 Shantou 🇨🇳 China
~40%
5 Hong Kong 🇨🇳 China
~40%
6 Tuen Mun 🇨🇳 China
~30%
7 Fuzhou 🇨🇳 China
~30%
8 Zhuhai [Macau] 🇨🇳 China
~30%
9 Ho Chi Minh City 🇻🇳 Vietnam
~20%
10 Ningbo 🇨🇳 China
~20%

Before you go

What are the chances of seeing a Yellow-browed Warbler in Kuala Lumpur?

Rare

Under 5% of wildlife watchers report a Yellow-browed Warbler sighting in Kuala Lumpur on a given day, based on 10 verified sightings from GBIF citizen-science data. It is the 196th most-seen of the 228 birds we can rate there. Over three days the chance rises to under 5%, if each day is a fresh chance.

When is the best time to see a Yellow-browed Warbler in Kuala Lumpur?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Yellow-browed Warbler in Kuala Lumpur on a given day, so our monthly data shows no clear season.

What time of day is best to see a Yellow-browed Warbler?

Between 1 and 4 am

Across all the parks we cover, that three-hour window holds the most Yellow-browed Warbler sightings with a recorded time, and about 7 in 10 of them come between 6 pm and 6 am: it is most active around dawn and dusk.

Is Kuala Lumpur the best place to see a Yellow-browed Warbler?

64th of 69

Of the 69 cities where we can rate Yellow-browed Warbler sightings, Kuala Lumpur ranks 64th at under 5%. The best odds are in Đà Nẵng (Vietnam, about 70%), Hanoi (Vietnam, about 60%) and Xiuying District (China, about 60%).

Where does the Yellow-browed Warbler sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Yellow-browed Warbler is recorded against all the birds logged in Kuala Lumpur (10 verified sightings), 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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