Thirty-seven wild plants as food for Asian elephants in the field in Simao,Yunnan province,China and five cultivated plants as food for captive elephants in the
The achievement of double fertilization in higher plants requires the successful transport of sperm cells to the female gametes, the ovules. Pollen tubes, the t
The Tree Sparrow (Passer montanus) is a dom-inant species in urban bird communities.With the devel-opment of urbanization,the habitats and sources of food for T