Walrus males use their tusks for displaying to females and for hauling themselves out onto ice floes.
Walrus males use their tusks for displaying to females and for hauling themselves out onto ice floes.
雄海象的长牙有两大功效：求偶，以及将自己笨重的躯体从海里托到冰面上。
Walrus males use their tusks for displaying to females and for hauling themselves out onto ice floes.
雄海象的长牙有两大功效：求偶，以及将自己笨重的躯体从海里托到冰面上。