Intake mass and diet selection are important components of animal foraging behavior, which can describe animal's grazing efficiency or currency. A study was conducted to determine the intake mass and diet selection for grazing goats on Songnen Leymus chinensis grassland, Northeast China. The experimental design of this study were as followings: The grassland area of 840m+2 was divided into six grazing paddocks, 60(P-1), 90(P-2), 120(P-3), 150(P-4), 180(P-5), and 240(P-0)m+2, respectively. Ten native goats w...