Studies on the Breeding Behaviour and Feeding Habits of Long-Tailed Tits

Long-tailed tits (Aegithalos caudatus caudatus Linnaeus) are important insect-eating birds in montane forest.Studies on their breeding behaviour and feeding habits were undertaken from May to June,1963,March to August,1964,December,1964 to January,1965,March to August,1965,June to September,1979,and May to June,1980,in Changbai Shan Mountains,Jilin Province,Results obtained may be summarized as follows.