As the environment changes, traits that were once useful can become harmful.

随着环境的变化，曾经有用的特征可能会变得有害。

" When the environment changes, many species move, " he said in a statement.

" 当环境发生变化时，许多物种都会迁徙。"

Birds with these flexible strategies can change their behavior when the environment changes.

“策略灵活的乌鸦可以随环境变化而改变它们的行为。

The hot water, the water warming, the environment changing and bringing up the water.

热水，水变暖，环境变化，水位上涨。

We have to learn how to react to the environment as the environment changes.

我们必须学会如何在环境变化时对环境作出反应。

When your environment changes, you've got one of three choices you can make.

当周围环境发生改变时有三种不同选择。

The specialists have kept records of the animals' changing environments and survival conditions.

专家记录了这些动物不断变化的环境和生存条件。

Second thing, switch up your environment, change the stimuli and please try to be bold.

第二件事，改变你的环境，改变刺激你的事物，试着大胆一点。

The airlines are constantly changing to adapt to our dynamic and changing air travel environment.

航空公司不断变化，以适应我们动态变化的航空旅行环境。

Never let a professional environment change you for the worse - particularly on matters of character.

永远不要让职业环境让你变得更糟——特别是在性格问题上。

Environments change, pushing some species out of their comfort zones while creating new opportunities for others.

环境一直在变化，挑战到一些物种的生存极限同时也为其它一些物种创造新的机遇。

When you are a predator and your environment changes, you need to adjust your hunting methods accordingly.

如果你是一个掠食者而你周围的环境改变了，你就得相应地调整狩猎方法。

When the environment changed at the late Jurassic, it really caused problems for the bigger dinosaurs.

当环境在晚侏罗纪时期发生变化时，真的对较大的恐龙造成了麻烦。

When your environment changes, you can change too.

当你的环境改变时， 你也可以改变。

However, the revenue environment changes by the hour.

然而，收入环境每小时都在变化。

But as the environment changed, they died off.

但随着环境的变化，它们就死 了。

Or are we seeing instead a single species that's changing across time as the environment changes and as the animals change.

还是我们看到的是一个物种在历史上的不同阶段随着环境的变化自身产生的变化。

At the same time, our thoughts are very inconsistent, and our attitude towards the environment changes, often without us even realizing it.

与此同时，我们的想法非常不一致，我们对环境的态度会变化，而且往往我们甚至都没有意识到。

" Whenever a market grows quickly, there can be a sort of reckoning if the environment changes, " says Mr Beinstein.

“每当市场快速增长时，如果环境发生变化，就会有一种清算，”拜恩斯坦先生说。

America is paying scientists to patrol rapidly changing environments in Africa, Asia and Latin America, where viruses are prone to hopping from beast to man.

美国还投入科研经费，关注亚非拉地区，因为在这些地方自然环境变化多端，病毒人容易从动物传播到人身上。