When released from the threat of predation, then, females tend to be gaudier.

一旦没有天敌的威胁，雌性就变得更花哨。

The study of coprolites tells you key information about an animal's diet and predation habits.

对粪化石的研究告诉了们关于动物饮食和捕食习惯的关键信息。

It's hard to watch these predations, but death is a crucial part of the natural cycle.

这样的捕食画面让人心酸，但生死轮回是大自然的一种循。

From an evolutionary perspective getting out there and mating would increase the odds of predation.

从进化的角度来看，外出交配会增加被捕食的几率。

Many insects, for example, use flight to avoid predation.

例如，许多昆虫通过飞行来躲避捕食。

This makes their offspring more vulnerable to predation than those of the tunnelers and rollers.

与挖道蜣螂和滚粪蜣螂相比，这种方式使它们的后代更容易遭到猎食。

The dataset included almost 100 predation events.

该数据包括近100个捕食事件。

I collect photo identification data, predation data, social and behavioral, as well as genetic data.

收它们的照片识别数据、捕食行为、社交和行为数据以及遗传数据。

And finally, predation is a more likely reason for the uneven pattern of otter decline.

最后，捕食更有可能是水獭下降分布不均的原因。

The thing about predation is it's very dangerous, both for the prey and for the predator.

捕猎的过程非常危险，对于猎物和捕猎者都如此。

So in this case there's across-protection mutualism between these two species in which they help to avoid predation.

“因此在这种情况下这两个物种就形成了互惠共生关系。”

Ongoing investigations have shown that predation is the most likely cause of the sea otter decline after all.

调查显示，捕食是水獭数量减少的最可能的原因。

There are these marsupial lions, and I think a big body size would have enabled them to escape predation.

还有这些有袋狮，认为大体型能让它们躲避捕猎。

Rather, it's a way to more quickly outgrow a stage where they're especially vulnerable to predation or dangerous environmental conditions.

同类相食是更快的长大，跳出一个它们很容易被捕食，或被危险的境条件影响的阶段。

We're looking at the overall health of each fragment for any signs of predation or disease and bleaching signs as well.

们正在查看个小珊瑚礁的整体健康情况，看是否有任何被捕食或疾病迹象，以及白化迹象。

Which is why researchers set out to look for proof that human predation played a role in the demise of Genyornis.

因此研究人员们搜证据，希望找出远古人类的捕猎对这种巨鸟灭绝产生的影响。

Predation is going to be positive for one, negative for the other.

捕食对一方是积极的，对另一方是消极的。

In other words we have either predation or parasitism.

换句话说，们面对的要么是捕食，要么是寄生。

It seems to be a vehicle for predation.

更像是掠夺的工具。

Movement, so just the ability to move under which you have the predation.

运动能力，即在捕食过程中所具备的移动能力。