The survey on the birds was carried out from July to October 2006 in Shaanxi Micangshan Nature Reserve,Shaanxi Province.The results showed that there were 125 species (sub-species) of birds recorded in the reserve,belonging to 13 orders,37 families and 81 genera,accounting for 36.98% of Qinling Mountains and 33.42% of Shaanxi Province total species of birds respectively.Among these birds,1 species has been listed as the national first-grade and 12 species as the national second-grade wildlife of China for protection,4 species listed as the provincial key protected wildlife of Shaanxi Province; 13 species are of endemic to China and 10 species listed in Appendix Ⅱ of CITES.According to the type of avifauna,57 species belong to the Oriental realm,37 species to the Palaearctic realm and 27 species to the both realms.According to the type of migration,89 species belong to the residents,32 species to the summer breeders,2 species to the winter migrants and 2 species to the passengers.Comparing with Shaanxi Foping,Chongqing Dabashan Nature Reserves etc.,Micangshan Reserve has higher bird diversity,with dominance of Oriental type of avifauna and characteristics of transitional region from the Oriental realm to Palaearctic realm.