The Grey-cheeked Fulvetta (Alcippe morrisonia) is a species of bird in the Pellorneidae family. Many bird list have this bird as a Yunnan Fulvetta and you will never be able to find the Grey-cheeked Fulvetta.
Thanks to andyb39 at Birdforum I got it clear about the different names
It's entered as Yunnan Fulvetta. The Grey-cheeked complex was split into several species some time back but HBW for one is proposing lumping all forms pending further research.
Yunnan fulvetta (Alcippe fratercula) is a species of bird in the Pellorneidae family. It is endemic to southern China[2], southeastern Myanmar and northern Indochina.
Its natural habitat is subtropical or tropical moist montane forests.
Distribution Year-round resident throughout Southeastern China, Northern Vietnam & Laos, northeastern Myanmar, and Taiwan. In Taiwan in evergreen mountain forests.
Range map from www.oiseaux.net - Ornithological Portal Oiseaux.net
www.oiseaux.netis one of those MUST visit pages if you're in to bird watching. You can find just about everything there
Characteristics This 15 cm long bird has a grey head with a white eye ring and long black eye stripe running from the bill down the sides of the neck.The upperparts are olive and the underparts are yellow.
Its call is a weak chi-chi-chu-chui. It will readily join mixed-species feeding flocks.