A combination of predators and competition 捕食者和竞争者的到来

130. Like a fox in a chicken coop,
     就像狐狸进了鸡窝
131. an Erythrosuchid can kill more than it needs.
     引鳄可以肆意杀戮
132. Lystrosaurus was the unwitting dodo of its age.
     水龙兽成了那个时代的渡渡鸟
133. A combination of predators and competition
     捕食者和竞争者的到来
134. saw Lystrosaurus go from total domination of the planet
     使地球的主宰者水龙兽
135. to extinction.
     走向灭绝
136. The mammals had lost their crown.
     哺乳动物走下王座

来自《我们星球上的生命 第一季 第四集 Life on Our Planet S01E04 冷血动物》第 133 行