The various behaviors of four Amur tigers in captivity were investigated in March from 1998 to 2001 in Harbin Zoo.

• 从1998年3月至2001年3月,采用全事件取样法和焦点动物取样法对哈尔滨动物园的4只笼养东北虎(1雄3雌)进行了系统的行为观察。