一场生存的斗争随之而来。

A struggle for survival follows.

youdao

生活变成了一场争取生存的斗争。

Life became a struggle for survival.

《柯林斯英汉双解大词典》

生存的斗争并不发生在这种争斗中，而是为了争夺有限的摄食区域，以及为了争夺没有食肉动物的领地。

The struggle for existence occurs not in such fights, but in the competition for limited feeding areas and for the occupancy of areas free from meat-eating animals.

youdao

It's Darwinian science and it's very interesting that Darwin, as much as Marx, is all about struggle: the struggle for survival, the struggle for dominance.

这是达尔文主义的科学，有趣的是达尔文和马克思一样关注斗争：,为了生存而斗争，为了支配而斗争。

耶鲁公开课 - 文学理论导论课程节选