With nothing to separate them, a fight is inevitable. 没有东西将它们隔离 大战不可避免
is that competition drives adaptation. 竞争推动适应
Everything in this forest is fighting for survival... 森林中的一切都在为生存而战
is the best adapted will always win through. 适者生存
from which all life, everything, is descended. 一切生命都是它的后裔
The exact process is lost in the mists of time. 确切的过程已经迷失在时间的迷雾中
This is not just a gathering of marine predators. 这不光是一群海洋捕食者的聚会