they are rarely the top predators their towering ancestors once were... 它们却极少像高大的祖先那般 成为顶级捕食者
The alpha now thinks he's guarding not one female... 现在雄性领袖以为 自己不是在保卫一只雌性
...allowing the young male to make his move. 年轻的雄性渔翁得利
But the smaller male isn't deterred. 但较小的这只雄性并没有被吓倒
he's come to the shallows in search of a mate. 它来到浅海求偶
Off the coast of modern-day Australia, 在今天的澳大利亚海岸边