The Antarctic seas serve as a refuge for an extremely large number of migratory fish that flee from storms in the subpolar zones, in truth only to slide down the gullets of porpoises and seals.

南极海水是大多数候鱼藏身处，它们躲避纬度较低水层，转移到这边来。可是它们往往又到海豚和海豹嘴里去了。

Plus, as a gigantotherm, the leatherback's size, coupled with an extra layer of insulating brown fat, keeps its body temperature stable, even while migrating from its tropical breeding grounds to subpolar areas where it forages.

此外，作为一种巨型，棱皮龟体型加上一层额外绝缘棕色脂肪，使其体温保持稳定， 即使从热带繁殖地迁徙到它觅食亚极地地区也是如此。