Yellow-bellied Fantail Chelidorhynx hypoxanthus ranges India to Vietnam, in China from southeast Tibet to southwest Sichuan and Yunnan. HABITAT & BEHAVIOR Forests, in summer to 3600 m (11,810 ft.), winter down to 800 m (2,630 ft.). Constantly active. Fans and cocks tail and makes short aerial sallies for flying insects. Can be tame. Locally very common. ID Has bright-yellow forehead, supercilium, and underparts (pale vent). Olive crown. Rest of upperparts and wings olive-grey. Has single, narrow, white wing bar. Tail long, grey, white-tipped. Mask black in male, dark olive in female. Juvenile duller and paler. BARE PARTS Bill tiny, conical, black above, orange below. Feet yellow to blackish. VOICE Thin, whistled song consists of long syllables and fast pulses. — Craig Brelsford
Daniel Bengtsson served as chief ornithological consultant for Craig Brelsford’s Photographic Field Guide to the Birds of China, from which this species description is drawn.