Two surveys of the diversity of large and medium sized mammal species of the Haizishan Nature Reserve,Sichuan Province,China were conducted in 2003-2004.Thirty-four mammal species and 475 trails or individuals were do...Two surveys of the diversity of large and medium sized mammal species of the Haizishan Nature Reserve,Sichuan Province,China were conducted in 2003-2004.Thirty-four mammal species and 475 trails or individuals were documented along 70 routes.Mammals were most abundant in alpine shrub habitat.At higher elevations,we noted a trend toward a gradually increasing proportion of Palearctic mammal species and a decreasing proportion of Oriental mammal species;this change occured between 3 800-4 400 m.Between 4 400-4 700 m,62% of the mammal fauna is of Palearctic origin;above 4 700 m the fauna is exclusively Palearctic.Among the 34 mammal species,the Wapti,Serow,Goral and Blue sheep have the broadest elevational ranges and are widely distributed in the area.During these surveys,the Roan musk deer was found to be the most common species in the area.展开更多
Sichuan Partridge(Arborophila rufipectus)is an endangered bird species only found inhabiting in the subtropical broadleaf forest in S Sichuan and NE Yunnan,China.On 8 May 2007,a nest of the Sichuan Partridge was found...Sichuan Partridge(Arborophila rufipectus)is an endangered bird species only found inhabiting in the subtropical broadleaf forest in S Sichuan and NE Yunnan,China.On 8 May 2007,a nest of the Sichuan Partridge was found in Laojunshan Natural Reserve,Sichuan,China.The nest was built on the ground,in the secondary bamboo forest.The clutch size was five,nest size and egg sizes were measured.The male bird was preyed near the nest,and the nest was abandoned.Embryo development showed the eggs had been well incubated.展开更多
文摘Two surveys of the diversity of large and medium sized mammal species of the Haizishan Nature Reserve,Sichuan Province,China were conducted in 2003-2004.Thirty-four mammal species and 475 trails or individuals were documented along 70 routes.Mammals were most abundant in alpine shrub habitat.At higher elevations,we noted a trend toward a gradually increasing proportion of Palearctic mammal species and a decreasing proportion of Oriental mammal species;this change occured between 3 800-4 400 m.Between 4 400-4 700 m,62% of the mammal fauna is of Palearctic origin;above 4 700 m the fauna is exclusively Palearctic.Among the 34 mammal species,the Wapti,Serow,Goral and Blue sheep have the broadest elevational ranges and are widely distributed in the area.During these surveys,the Roan musk deer was found to be the most common species in the area.
文摘Sichuan Partridge(Arborophila rufipectus)is an endangered bird species only found inhabiting in the subtropical broadleaf forest in S Sichuan and NE Yunnan,China.On 8 May 2007,a nest of the Sichuan Partridge was found in Laojunshan Natural Reserve,Sichuan,China.The nest was built on the ground,in the secondary bamboo forest.The clutch size was five,nest size and egg sizes were measured.The male bird was preyed near the nest,and the nest was abandoned.Embryo development showed the eggs had been well incubated.
