Raising fish in the water-filled forest land of Taxodium dscendes of theforestry research in the alterating of wood land niche. This change had attracted agreat deal of birds belonged to area. There are six species of ardeidae in the forestland and the number of birds is five thousand and more; within the area adjacent tothe forest of Taxodium dscendes are there 37 species of birds. The reason why somany birds move to the forest and the ecological effect of birds in the c...