To survive in that sort of environment, animals have to adapt to evolve in response to their surroundings.
为了在那样的环境中生存，动物必须进化，以适应周围的环境。
Most of the wild animals are in danger because of their bad living environment.
由于生存环境恶劣，大多数野生动物都处于危险之中。
Reduced reliance on chemicals in agriculture is part of the solution, says Buchmann, since all animals need their immune systems in top shape to combat pathogens in their environment.
布克曼认为，减少对化学物质的依赖也是部分的解决之道，因为为了对抗环境病原体的侵入，所有动物的免疫系统都要保持最佳状态。
Another method is to protect the animals in their natural environment by creating wildlife reserves and parks and using game wardens to look after them.
另一种在自然环境中保护动物的办法，就是创建野生动植物保护区和野生动植物园并设置禁止渔猎野生动物监督官来看护这些动物。
It's a theme repeated endlessly in wildlife documentaries. Again and again we are told how perfectly animals are adapted to their environment. It is, however, seldom true.
这是一个野生动物纪录片里没完没了重复不断的主题。这些纪录片一次又一次地告诉人们，动物是多么完美地适应它们的环境。然而，事实难得如此。
The animals were tested for how well they remembered spatial features in their environment for locating a preferred escape hole to exit a well-lit maze and hide.
这些动物通过逃离迷宫钻进树洞隐藏起来从而被测试对环境的空间记忆力。
SQUIRRELS, and other scatter-hoarder animals, can remember the locations of thousands of food caches, often following major physical changes in their environment.
松鼠和其他分散储粮的动物，即使环境因季节改变，仍记得数千个藏粮处。
But when you see them in the wild in their natural environment eating, playing and bathing, you really get to see them as the graceful animals that they are. Especially this cute little baby.
但当你在它们生存的野外自然环境中看到它们吃东西、玩耍和洗澡，你会发现它们是很优美的动物，尤其是这头可爱的小象。
Even animals that are kept in an absolutely sterile environment can suffer from "clogging" or "furring" of the arteries when their food contains high levels of cholesterol.
即使是在绝对无菌的环境中，动物饮食含有高胆固醇时，动脉也出现“堵塞”或“垢状”现象。
SQUIRRELS, and other scatter-hoarder animals, can remember the locations of thousands of food caches, often following major physical changes in their environment.
松鼠跟其他疏散储粮的动物，即便环境因节令转变，仍记得数千个藏粮处。
She did not study at a university but she was determined to work with animals in their own environment.
她并没有在大学里读过书，但是她下定决心要在这些动物的栖息地进行研究。
Be impressed by animals in their real natural environment and experience these unique moments in sharp 3d images.
其真正的自然环境中的动物，并留下深刻的印象形成了鲜明的3d影像体验这些独特的时刻。
She has achieved everything she wanted to do: working with animals in their own environment, gaining a doctor's degree for her studies, showing that women can live in the forest as men can.
她现在终于如愿以偿了：在动物的栖息地工作；因她的研究成果而获得了博士学位；证明了妇女也能像男人一样在森林中生活。
She has achieved everything she wanted to do: working with animals in their own environment, gaining a doctor's degree for her studies, showing that women can live in the forest as men can.
她现在终于如愿以偿了：在动物的栖息地工作；因她的研究成果而获得了博士学位；证明了妇女也能像男人一样在森林中生活。
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