为生存而进行的斗争不是发生在战斗中，而是在争夺有限的觅食区和占用没有肉食动物的区域的竞争中。
The struggle for existence occurs not in fights, but in the competition for limited feeding areas and for the occupancy of areas free from meat-eating animals.
然而，如果能给被捕食的动物提供一些它们在野外时那样的安全区域，它们的数量会降到很低但不灭绝。
However, if safe areas like those prey animals have in the wild are provided, the prey population drops to low level but not extinction.
在喷水孔周围的这片区域也是特别敏感的，被捕获的动物往往强烈反对被触摸那里。
The area around the blowhole is also particularly sensitive and captive animals often object strongly to being touched there.
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.
季节性区域还包括儿童区域，如探索区、飞溅岛、儿童动物园和水边剧院。
Seasonal areas also include kid's areas such as the Discovery Zone, Splash Island, Kids Zoo and the waterside Theatre.
他把亚历克斯带到动物园的另一个区域。
但当一个新的区域得到雨水的补给，哺乳动物就会按一定的顺序向它迁移以利用它。
But when a new area is fueled by rain, the mammals migrate toward it in a set order to exploit it.
它头骨的耳朵区域具有只有水生哺乳动物才有的特征，特别像鲸鱼。
The ear area of its skull had characteristics seen only in aquatic mammals, specifically whales.
这包括运行轨道要高于或低于现有铁路以避免平交道，与其他区域隔离以免与行人、动物、公路车辆碰撞。
This includes running tracks above or below roadways to avoid railroad crossings and fencing off areas to avoid collisions with animals, people and road vehicles.
他们这些研究者还分析了大脑内的主要区域，检测两个动物每个区域的基因活性。
The researchers also dissected out major regions of the brain and measured gene activity in each region in both types of animals.
许多神经学病历研究报道海马有损失的人和动物(意味着在那个区域的脑细胞要少些)要比其他人不那么容易焦虑。
A number of neurological case studies have reported that people and animals with lesions in the hippocampus - meaning fewer brain cells in that region - are less prone to anxiety than other people.
其他动物的大脑区域发育是同步的，而人类的PFC发育远远慢于大脑其他区域。
While other animals' brain regions development in synchrony, in humans, the development of the PFC lags far behind that of other areas.
神设定了装置，让鱼和其他水生动物生活在寒冷的区域。
God has made devices to keep fish and other aquatic animals alive in cold regions.
因此，国家和区域动物疾病监视系统不仅需要预防畜牧生产遭受损失，而且需要减轻对人体健康的威胁。
Hence there is the need for national and regional animal disease surveillance systems to prevent not only losses to livestock production, but to reduce threats to human health as well.
但是，至少我们知道——巴拉乌尔龙和亚洲和北美的动物关系如此密切，表明这些区域之间有物种交换。
But, the bottomline is - Balaur being so closely related to animals from Asia and North America suggests interchanges with that area.
尽管妈妈在瀑布里捕捞到一岁的小动物-鲑鱼，可是因为在这个区域里很多大熊，她感到有些紧张，为了安全而爬上了树上。
While mom fished for salmon at the falls this yearling cub got a bit nervous with all of the large boars in the area and climbed to safety in a tree.
在对失聪的动物的研究中，研究人员发现大脑原本帮助听觉的区域被取代来提高视觉。
In the study of deaf animals, researchers found that brain regions that would normally have assisted in hearing were taken over and used to enhance vision instead.
通常，具有相似需要的不同动物可以共用某个区域。
Often, different animals with similar needs can share an area.
这个区域富藏各种资源，包括岩石、冰河、水文、植物，以及动物等，换言之，这里就是充满着美丽、挑战、复兴，以及乐趣等。
Rich in resources of all kinds, the rocks, glaciers, water, plants, and animals have come to mean so much — beauty, challenge, renewal, and enjoyment.
当史前人类来到地球的新区域时，给大型动物带来一些怪异的影响。
WHEN prehistoric man arrived in new parts of the world, something strange happened to the large animals.
这就防止了有毒金属物流入森林、田野和水路等区域，并且在人们在吃猎杀的动物时防止吸收这些有毒物质。
That helps keep toxic metal out of forests, fields and waterways-and the digestive systems of humans who eat game animals.
如果你让一只动物处于压力状态下，你会发现动物大脑的那个区域也会发生结构畸变，甚至可能持续下去，然后导致动物焦虑。
If you stress an animal, you will find even structural abnormalities in that area and those may be enduring and make an animal anxious.
在最后一个区域中的细胞就能够辨认普通的物体，其中也包括动物。
Cells in the final area can recognise general things, animals included.
同样的道理，类似蛤和虫这样的滤食动物在大部分区域都埋在地下。
For the same reason, filter feeders, like clams and worms, burrow underground in most regions.
在澳洲的珊瑚海大堡礁的附近，还残存着这世界上仅剩的热带野生动物活动区域之一。
Australia's Coral Sea, near the Great Barrier Reef, is one of the last remaining tropical wilderness areas in the world.
当前，这片区域几乎一无所有，除了极少的牧民，稀少的动物和没有价值的风景。
The area today contains mostly nothing except a few nomads, rare animals and priceless scenery.
焦点之一是测试猴类动物的行为灵敏度，从而发现哪片大脑区域对此负责。
One focus is on testing the monkeys' behavioural flexibility and finding out which areas of the brain are responsible.
焦点之一是测试猴类动物的行为灵敏度，从而发现哪片大脑区域对此负责。
One focus is on testing the monkeys' behavioural flexibility and finding out which areas of the brain are responsible.
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