Photo: Brian Small / CC BY 2.0 (Wikimedia Commons)
Slaty-bellied Tesia
Tesia olivea
Slaty-bellied Tesia (Tesia olivea) — Songbirds & Perching Birds of South & Southeast Asia.
Found across 2 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Slaty-bellied Tesia (Tesia olivea) is a member of the Cettiidae family found in South & Southeast Asia. Adults weigh 7 g. The IUCN Red List lists it as Least Concern.
Conservation status
IUCN Red List (opens in a new tab)Widespread and abundant — not currently at risk.
Where it fits
- Class Aves
- Order Passeriformes
- Family Cettiidae Cettia Bush Warblers & Allies
- Genus Tesia
- Species olivea
Quick facts
- Weight
- 7 g
- Diet
- Invertebrate-eaters
- Family
- Cettiidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
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Biology & behaviour
Diet
The Slaty-bellied Tesia is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Behaviour
A bird of dense forest, it forages mainly on the ground.
Migration
The Slaty-bellied Tesia is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Slaty-bellied Tesia (Tesia olivea) is a member of the Cettiidae family, within the order Passeriformes. Its range spans South & Southeast Asia. Its distribution covers OR ne India to n Vietnam.
It is a very small bird. Adults weighs around 7 g, with a wing length of about 4.8 cm and a tail of around 2.1 cm.
The IUCN Red List currently assesses it as Least Concern. That category covers species that remain widespread and reasonably abundant in the wild.
Its mapped global range covers an estimated 1.8 million km².
Songs & calls
Frequently asked questions
How big is the Slaty-bellied Tesia?
The Slaty-bellied Tesia is a very small bird that weighs around 7 g.
Where does the Slaty-bellied Tesia live?
The Slaty-bellied Tesia is found across South & Southeast Asia with a range covering OR ne India to n Vietnam, where it favours woodland, forest and well-treed country.
What family does the Slaty-bellied Tesia belong to?
The Slaty-bellied Tesia (Tesia olivea) belongs to the Cettiidae family, in the order Passeriformes.
What does the Slaty-bellied Tesia eat?
The Slaty-bellied Tesia is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Slaty-bellied Tesia migrate?
The Slaty-bellied Tesia is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Slaty-bellied Tesia endangered?
The IUCN Red List currently assesses it as Least Concern That category covers species that remain widespread and reasonably abundant in the wild.
What sound does the Slaty-bellied Tesia make?
1 real field recording of the Slaty-bellied Tesia can be played in the Songs & calls section on this page, credited to the recordist who captured it.
How large is the Slaty-bellied Tesia's range?
The Slaty-bellied Tesia has a mapped global range of about 1.8 million km².
Conservation
Every bird benefits from bird-safe windows, native plants, and keeping cats indoors. Small changes at home add up to real protection.
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Guides for this bird
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