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Birding Nonggang, Guangxi, China – part 2

10,000 Birds

of Army Medical Department 1815-1851. Rufous-faced Warbler Rufous-capped Babbler Pin-striped Tit-babbler Chestnut-crowned Warbler Puff-throated Bulbuls are cooperative breeders, but somewhat strangely, the number of helpers does not really affect the survival chances of the chicks ( source ).

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