Last time, we discussed some patterns of animal behaviour, and in today's lecture we will concentrate on the methods used in the study of animals.

上节课我们讨论了动物行为的一些模式，今天的课我们将集中讨论动物研究中使用的方法。

youdao

These extreme shifts would have put a lot of stress on the bodies of animals that were used to a more moderate range of temperatures.

对于已经习惯较为温和的温度范围的动物来说，这些极端变化会给它们的身体带来很大压力。

youdao

Increases in seeds from pioneer plants and systematic changes in the animals hunted and the trees used for construction and fuel are evidence of environmental degradation.

先锋植物种子的增加，被猎杀的动物以及用于建筑和燃料的树木系统的变化是环境退化的证据。

youdao

Intensively used grasslands are also harmed as the soil is continually crushed under the weight of heavy animals.

VOA: special.2010.01.19

This concept of introducing foreign genes, genes that are made of recombinant DNA into animals using this kind of technique is widely used in biomedical research.

这种通过基因重组,来向动物体内导入外源基因的方法,广泛应用于,各种生物医药的研究中

耶鲁公开课 - 生物医学工程探索课程节选

MEPs argued that re-use of animals helped reduce the total number of animals used.

BBC: EU tightens rules on welfare of lab animals

"But the issue of antibiotic-fed animals has become more of a problem recently because there are an increasing number of drugs used in animals that are very similar in their formulation to human drugs, " says Thompson.

FORBES: Turkey, Stuffing And Antibiotics

All of the animals Apple has used come from Felidae family in the Carnivora order of mammals.

FORBES: Coming Soon: OS X, Ocelot? Apple Running Out Of Cats