It is found in Bangladesh, Bhutan, Cambodia, China, India, Laos, Myanmar, Nepal, Thailand, and Vietnam. Its natural habitat is subtropical or tropical moist montane forests.
The Gray-bellied Tesia is classified as Least Concern. Does not qualify for a more at risk category. Widespread and abundant taxa are included in this category.
Gray-bellied Tesia Tesia cyaniventer few birds seen in Dalat and Sa Pa Asian Stubtail Urosphena squameiceps recorded from Cuc Phuong and Tam Dao Manchurian Bush-Warbler Cettia canturians isolated records at Cuc Phuong Stub-tailed Bush-Warbler Cettia squameiceps recorded from Cuc Phuong Pale-footed Bush-Warbler Cettia pallidipes infrequent at Cuc Phuong Brownish-flanked Bush-Warbler Cettia fortipes recorded from Cuc Phuong and Sa Pa Chinese Bush-Warbler Bradypterus tacsanowskius recorded from Cuc Phuong Russet Bush-Warbler Bradypterus seebohmi few records from Cuc More
Gray-bellied Tesia (common by sound, rarely seen), Green-tailed and Gould's Sunbird, Ashy-throated (this low!), Blyth's Leaf and White-tailed Leaf Warbler, Mountain Tailorbird, Brown-breasted (valley) and Mountain Bulbul, Crested Finchbill, Yellow-cheeked, Yellow-browed, Black-throated and Green-backed Tit, one Black-bibbed Tit in a mixed flock with a few Black-browed Tits, two sightings of a Brown-throated Treecreeper, Chestnut-vented Nuthatch, Crested Myna and Common Sonechat (the latter two in valley), Lesser Shortwing (a singing brown ind. More