Grey-bellied Tesia
Grey-bellied TesiaGrey-bellied TesiaGrey-bellied TesiaGrey-bellied Tesia

Grey-bellied Tesia

Tesia cyaniventer

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
40–50% · Likely
overall probability at Ba Be National Park
98 Verified records at Ba Be National Park
August Best month highest sighting rate
☀️ Diurnal When it's active during daytime hours (6am–6pm)

The grey-bellied tesia (Tesia cyaniventer) is a species of warbler in the family Cettiidae. Its range extends from the Himalayas through southern China and Indochina (the Cardamom and Annamite ranges in particular). Its natural habitat is subtropical or tropical moist montane forest. Wikipedia →

40–50% of wildlife watchers report a Grey-bellied Tesia sighting in Ba Be National Park, based on 98 days of visitor records from GBIF citizen-science data.

Closest Relatives at Ba Be National Park

Yellow-bellied Warbler
LC

Yellow-bellied Warbler

🌅 Crepuscular Bird

Abroscopus superciliaris

Insufficient data
Mountain Fulvetta
LC

Mountain Fulvetta

🌅 Crepuscular Bird

Alcippe peracensis

60–70% · Likely
Large Niltava
LC

Large Niltava

🌅 Crepuscular Bird

Niltava grandis

50–60% · Likely
Chestnut-vented Nuthatch
LC

Chestnut-vented Nuthatch

🌅 Crepuscular Bird

Sitta nagaensis

50–60% · Likely
Green-backed Tit
LC Endemic

Green-backed Tit

🌅 Crepuscular Bird

Parus monticolus

50–60% · Likely
White-tailed Robin
LC Endemic

White-tailed Robin

🌅 Crepuscular Bird

Myiomela leucura

50–60% · Likely
Mrs Gould's Sunbird
LC

Mrs Gould's Sunbird

🌅 Crepuscular Bird

Aethopyga gouldiae

50–60% · Likely
Snowy-browed Flycatcher
LC Endemic

Snowy-browed Flycatcher

🌅 Crepuscular Bird

Ficedula hyperythra

40–50% · Likely
White-throated Fantail
LC

White-throated Fantail

🌅 Crepuscular Bird

Rhipidura albicollis

40–50% · Possible
Ashy Drongo
LC

Ashy Drongo

🌅 Crepuscular Bird

Dicrurus leucophaeus

30–40% · Possible
Black-throated Tit
LC

Black-throated Tit

🌅 Crepuscular Bird

Aegithalos concinnus

30–40% · Possible
Grey-headed Canary-Flycatcher
LC

Grey-headed Canary-Flycatcher

🌅 Crepuscular Bird

Culicicapa ceylonensis

30–40% · Possible

📅 Monthly Probability

50–60
Jan
50–60
Feb
60–70
Mar
30–40
Apr
40–50
May
40–50
Jun
30–40
Jul
60–70
Aug
30–40
Sep
60–70
Oct
30–40
Nov
40–50
Dec

☀️ When They're Spotted

Most active during daytime hours (6am–6pm) · across all parks (global)

☀️Diurnal
☀️🌙🌙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 Ba Be National Park 🇻🇳 Vietnam
40–50%
2 Khangchendzonga National Park 🇮🇳 India
5–10%
3 Namdapha National Park 🇮🇳 India
5–10%
4 Langtang National Park 🇳🇵 Nepal
5–10%
5 Jim Corbett National Park 🇮🇳 India
<5%
6 Royal Manas National Park 🇧🇹 Bhutan
<5%
7 Kaziranga National Park 🇮🇳 India
<5%
8 Doi Inthanon National Park 🇹🇭 Thailand
Insufficient data
9 Cuc Phuong National Park 🇻🇳 Vietnam
Insufficient data
10 Royal Bardia National Park 🇳🇵 Nepal
Insufficient data
11 Chitwan National Park 🇳🇵 Nepal
Insufficient data

Quick answers

What are the chances of seeing a Grey-bellied Tesia in Ba Be National Park?

About 48% of wildlife watchers report a Grey-bellied Tesia sighting in Ba Be National Park, based on 98 days of visitor records from GBIF citizen-science data.

When is the best time to see Grey-bellied Tesia in Ba Be National Park?

August has the highest sighting rate for Grey-bellied Tesia in Ba Be National Park in our monthly data.

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