Food Selection of Caged Wintering Black-headed Gull in the Region of Lake Dianchi;

It is an important ecological phenomenon that more than ten thousand wintering black-headed gull(Larus ridibundus)daily poured into the Kunming city zone for feeding and returned to the lake for nights,in the region of Lake Dianchi,Southwest China,which became a key public focus for the close relationship between human and the gulls.

A comprehensive description of bronze treasure receptacles in the Dianchi area in ancient Yunnan;