This mother's chicks are hungry, but she has no food left to give them. 这几只小鸟饿了 但母亲没有食物可以喂它们
They escape from visiting ships, and with no predators 它们搭乘来访的船只来到岛上 由于缺乏天敌控制
for no predators have managed to get here. 这里成为海鸥挖掘地窝的绝佳场所
But even the stormiest waters are no barrier for birds. 但再汹涌的海水都无法阻挡鸟类
on a speck of land no bigger than New York's Central Park. 这片不及纽约中央公园大小的岛屿上
and there are no predators to worry him. 也没有天敌前来叨扰
no need for the jet propulsion used by it's shallow water relatives above. 不象它的浅海亲戚利用喷射水流的反作用力