现在我们已经讨论了古代社会的人们是如何驯养像牛和鸡这样的动物，并把它们作为食物和用于其他用途的。
Now that we've discussed how people in ancient societies tamed animals like cows and chickens for food and other uses.
它们是黄鼠狼，一种非常喜欢鸡蛋和鸡的小动物。
They were Weasels, small animals very fond of both eggs and chickens.
我们在一楼养猪、牛、鸡等动物。
We keep animals like pigs, cattle and chickens on the ground floor.
溶组织内阿米巴更喜欢吞噬高等哺乳动物的红细胞而不是吞噬鸡的红细胞。
Entamoeba histolytica prefers engulfing erythrocytes of higher mammals to chicken erythrocytes.
若干世纪以来，人们有许多记录和逸事表明狗、老鼠、蛇和鸡等动物在地震之前行为反常。 本次的发现为这个纪录又添上了一笔。
The finding will add to the accounts through the centuries where animals, from dogs to rats, snakes and chickens, are said to have behaved strangelybefore an earthquake.
从十年前拥有自己的第一部数码相机那时候我就开始拍照片，我拍过许多其他动物的照片，包括鸡和狗。
'I have been taking pictures since I got my first digital camera ten years ago and I've worked with lots of other animals before including chickens and dogs.
你把吃狗肉和猫肉列为非法行为，难道鸡、鸭、鹅、猪、牛、羊就不是动物了吗？
You make dog and cat meat illegal, but aren't chickens, ducks, geese, pigs, cows, and sheep also animals?
还有一种办法是分析被咬的动物——比如鸡或者猪——的血液中是否存在病原的抗体。
An alternative approach is to analyse blood samples from animals, such as chickens and pigs, for antibodies that signal the presence of pathogens.
首先，昆虫可能用来喂养饲养动物，如鸡和鱼，它们本来就吃虫子。
First, insects could be used to feed farmed animals such as chicken and fish which eat them naturally.
但是在同样的实验中，动物们则会选择其中一种，一些物种，例如鸡和蟾蜍会选择特点记忆法。
However, if experiments are rigged such that animals had to choose between the tactics, some species, such as chickens and toads, prefer a feature-based strategy.
也许在你看来，动物世界里按“情商”论资排辈的话，鸡类可能将名落孙山。
You might think chickens are way down the pecking order in the animal kingdom when it comes to emotional intelligence.
你说吃猫狗违法，但鸡、鸭、鹅、猪、牛、羊就不是动物了吗？
You make dog and cat meat illegal, but aren't chickens, duck, goose, pig, cow, lamb also animals?
致力于说服人们不要食用鸡、猪和其它动物———每周只一天。
A new campaign is focused on convincing the world not to eat chickens, pigs, and other animals — just one day per week.
中国的十二生肖代表了十二种动物，他们的顺序是：鼠、牛、兔、龙、蛇、马、羊、猴、鸡、狗和猪。
The Chinese zodiac features 12 animals in the sequence of Rat, Ox, Tiger, Rabbit, Dragon, Snake, Horse, Sheep, Monkey, Rooster, Dog, and Pig.
大约一万九千家禽养殖场被称为“集中喂养动物作业” （1），这些养殖场可饲养十万只鸡，七百头奶牛或两千五百头猪。
About 19,000 farms are designated as “concentrated animal feeding operations”, with more than 100,000 hens, 700 dairy cows or 2,500 pigs.
大多数美国儿童选择了鸡和牛，理由是“它们都是动物”。
Most of the American children picked the chicken and cow. They explained their reasoning by saying that ''both are animals.''
希伯伦市内有一家建于山洞里的特殊博物馆，该馆专门展出各种畸形动物，那里将于本周内增加一件最新的展品：一只身上长着4条腿的鸡。
A museum that displays animals with shocking physical abnormalities in a cave near the West Bank city of Hebron will be adding its newest exhibit this week: a four-legged chicken.
这种大型牛奶场率先在美国推行，它们（和其他养猪和鸡的机构）被称作CAFOs（集中式动物饲养）。
Such mega-dairies were pioneered in America, where they (and other outfits raising pigs and chickens) are known as CAFOs (Concentrated Animal Feeding Operations).
捕猎狐狸一开始是必要的：不去管它的话，这些动物就成了有害的动物，会杀害农人的鸡和羊。
Hunting foxes started out as a necessity: left unchecked, the animals were a pest that would kill farmers' chickens and sheep.
大部分养猪和鸡的农场都没有认识到一小窍门，动物是吃以粮食为基础的饲料。
Most pig and chicken farms are missing a trick here, since the animals eat commercial, grain-based feeds.
森林也是无价的，因为它庇护了独一无二而濒临灭绝的动物，比如不能飞行的几维鸟和短翅水鸡，以及食肉鹦鹉，唯一的高山鹦鹉。
The forest is invaluable, too, because it harbors unique and endangered animals like the kiwi and takahe, both flightless birds, and the kea, the only alpine parrot.
这些动物-奶牛、猪、鸡、火鸡、羊-绝大多数是在可怕拥挤的工厂环境中饲养的。
The overwhelming majority of those animals - cows, pigs, chickens, turkeys, lambs - are raised in hideous, overcrowded factory conditions.
第二，如果我们吃肉，我们就在花钱给人以各种各样的方式虐待动物，他们要是那样对待狗或猫而不是猪和鸡，就会触犯反虐待动物法。
Second, if we're eating meat, we are paying people to abuse animalsin myriad ways that would violate anti-cruelty laws if these were dogsor cats rather than chickens and pigs.
在动物培育方面，这种瓶颈已然显现：火鸡已经肥胖到无法行走的地步，鸡禽生长速度过快，导致应力性骨折的发生。
In animals biological limits are already clear: turkeys are so bloated that they can no longer walk; chickens grow so quickly that they suffer stress fractures.
跟多数西方人一样，我偏爱吃草和谷物的动物，像牛、鸡、羊这些。
Like most westerners I tend towards herbivores, and things that like grain: cows, chickens, sheep, etc.
如果一时疏忽清理工作或是未发现病毒在鸡群中蔓延，被感染的动物和鸡蛋数量也会急速增加。
And if there's a lapse in cleaning practices or an undetected outbreak among the chickens, the percentage of infected animals — and tainted eggs — can also increase rapidly.
鸡被作为卵生动物的代表，一些已经灭绝的爬行动物可能在进化过程中将基因传给了鸭嘴兽和其他哺乳类。
Chickens were included to represent egg-laying animals, such as extinct reptiles, that passed on much of their DNA to the platypus and other mammals in the course of evolution.
鸡研究专家现已证实了这一点，并且发现了驯养所致的其它改变，特别是动物在应激时会变得更加安静。
Now researchers studying chickens have not only confirmed this but also found other changes brought on by farming. In particular, the dumbness would appear to be aggravated by stress.
刘晓强说，动物园因经济效益不好，每天主要以便宜的鸡架作为饲料喂养老虎。
The zoo only fed the tigers on cheap chicken bones because of poor finances, Liu said.
刘晓强说，动物园因经济效益不好，每天主要以便宜的鸡架作为饲料喂养老虎。
The zoo only fed the tigers on cheap chicken bones because of poor finances, Liu said.
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