In addition, they were to study the physiology of the animals that lived in and around the lake . 此外，他们还将从事有关湖中和周围的各种动物的生理学研究。
There is sometimes a special word to show that the person is a woman, or the animal a female . 有时会用一个专门的词来表示这个人是女的，或者这个动物是雌的。
If the environment is not totally within the "comfort zone" of the animal the adjustments are considerable . 如果环境不完全符合牲畜的"舒适范围"，就要做相当大的调节。
The structure of the beaver's brain gives no indication that the animal is any more intelligent than other rodents . 河狸的大脑结构并未显示出它们比其他啮齿动物更聪明。
They watched the seller's expression, trying to understand his cunning or find the defects of the animal . 他们注意观察卖主的脸色，试图了解卖主的花招并找出牲口的毛病。
Since the animals have grown very timid and difficult to get at, few people ever manage to see them . 因为这种动物已变得易于受惊，很难近前，很少人能想出办法来看到它们。
Otters and bears are the animals that joke most and bears, of course, are very close to men . 海獭和狗熊在动物中间可以称得上善于嬉耍的姣姣者了，尤其是狗熊更同人差不多。
For many years the leading fixatives were the animal products ambergris, civet, musk and castoreum . 多年来，用的较多的固定剂是动物制品龙涎香、香猫香、麝香、以及河狸香。
The ship was sinking. pollack talked to the horse in a low, warm voice. he did not want to leave the animal . 船正在下沉，波来克以低微亲切的声音对马说着话，他不愿离开这匹牲口。
Some of the animals were screaming and gibbering, racing around in their cages, while others were comatose and lethargic . 有些动物尖叫着，叽咕着，围着笼子奔跑，还有些则是昏睡和呆滞的。
