Young animals play in order to get really good at certain specific things they will need to do when they are adults, like chasing, pouncing, climbing.
幼兽玩耍以变得擅长于一些成年后具体需要做的事情，比如追逐、猛扑、攀爬。
Bob: Do you like young animals?
鲍勃：你喜欢小动物吗？
一种用某些幼年动物的皮做成的纸。
你喜欢小动物吗？
Young animals of both species were good at sharing, the researchers found.
研究人员发现，这两种动物中，年轻的更喜欢分享。
Young animals should be cautious, to stay alive long enough to reproduce.
年轻的动物一定要小心的生存下来才有可能获得繁殖的机会。
Scientists think there are a number of reasons why young animals leave home.
科学家认为年轻的动物离开家有很多原因。
It is always easiest to tame young animals so that's why young wolves were captured.
一般说驯服小崽是比较容易的，所以，小狼崽被抓来了。
The use of sweeteners in pig diets is a common practice particularly in young animals.
猪日粮中甜味剂的使用是一种普遍实用技术，尤其是对于幼小的动物。
Young animals also play a lot, which suggests that animal laughter is related to playful joy.
小动物也做其他事，这表示动物的笑与玩时的快乐有关。
Young animals removed or touched by well-meaning people may cause the animals parents to abandon them.
被接触或移动过的小动物都可能会为其父母所遗弃- - -尽管那是出于善意的举动。
And in rats, such methylation makes young animals especially sensitive to stress, and also fearful of novelty.
而老鼠试验表明，这样的甲基化过程让幼小动物对压力尤其敏感，对新鲜事物也感到恐惧。
This virus is a cause and major pathogens of infant, child and many kinds of young animals died of acute diarrhoea.
该病毒是引起婴幼儿及多种幼龄动物急性腹泻并致死亡的主要病原体。
It's a standard thing really. The baby owls are like most young animals and like to cuddle against something soft and warm.
这是一个标准。小猫头鹰和许多小动物一样，喜欢围拢到柔软，温暖的东西。
Having fewer synapses can alter the way information is processed in the young animals, and would make these brain areas perform abnormally.
拥有较少的神经突触会改变信息在幼崽脑中处理的方式，并将使这些大脑区域运行异常。
Natal dispersal. That's what happens when young animals leave home to make a life for themselves. Birds leave the nest. Mammals leave their home territories.
出生扩散现象。当年轻动物离开家园去依靠自己生存的时候出现的一种现象。就好比鸟儿离巢，动物离开他们的家园。
In the other side it can control the pathogenic microorganism infection and improve the survival rate of young animals and reduce the diarrhea and enteritis.
另一方面可有效控制病原微生物对畜禽的感染，提高幼龄动物的成活率，减少腹泻和肠炎的发生。
A group rotavirus, member of the Reoviridae family, is now recognized as one of the most important cause of severe gastroenteritis in young animals and children.
组轮状病毒属呼肠孤病毒科，是引起婴幼儿和多种幼龄动物严重胃肠炎的重要病原之一。
Neurons in the prefrontal cortex of the young animals were able to maintain firing at a high rate during working memory, while neurons in older animals showed slower firing rates.
幼年动物前额叶皮层中的神经元在进行记忆活动时放电频率很高，而老年动物的神经元放电频率显然要低些。
Make an over-all plan for the protection and breeding of cattle, horses, mules, donkeys, pigs, sheep, chickens and ducks, and especially for the protection of young animals.
全面规划保护和繁殖牛、马、骡、驴、猪、羊、鸡、鸭，特别要保护幼畜。
Fast-food chains should also stop offering "inducements" such as toys, cute animals, and mobile phone credit to lure young customers, Stephenson said.
斯蒂芬森说，快餐连锁店也应该停止提供诸如玩具、可爱的动物和手机积分等“诱惑”来吸引年轻顾客。
As is often the case with human beings, many animals sleep a lot when young, but sleep much less when they get older.
和人类一样，许多动物年幼时睡得多，但长大后睡少了很多。
Now, for animals other than birds, the care of young by both parents is pretty unusual in the animal kingdom.
现在，对于鸟类以外的动物来说，父母双方都照顾孩子在动物界是很罕见的。
While animals in captivity deserve sympathy, zoos play a significant role in starting young people down the path of related sciences.
虽然圈养动物值得同情，但动物园在引导年轻人走上相关科学道路方面发挥了重要作用。
In the world of animals in nature, the young may not be so lucky or easy to find a foster parent if their parents die or lose the ability to raise them.
在大自然的动物世界中，如果幼崽的父母死亡或失去了抚养的能力，幼崽们可能不会那么幸运或轻易地找到养父母。
There would be a big group of people; one would go to lunch, then go to the beach, have dinner afterwards, and from everyone possible, young, old, even animals - he would somehow get their energy.
他需要一大群人；一个一起吃午饭，然后去海滩，之后吃晚饭，他几乎能从所有人那里以某种方式获得力量，年轻的，年老的，甚至动物。
On land a crocodile will attack the young of most animals.
陆地上，鳄鱼会袭击大多数动物的幼兽。
Those other first animals tended to their young, as do most of their descendants, such as birds, reptiles, and mammals, which still bring their young food and fight to protect them.
从第一只动物到其逐渐进化而成的后裔，如鸟、爬行动物和哺乳动物，都把抚养后代视为头等大事，它们为年轻的下一代殚心竭虑，关怀备至，操碎了心；
Those other first animals tended to their young, as do most of their descendants, such as birds, reptiles, and mammals, which still bring their young food and fight to protect them.
从第一只动物到其逐渐进化而成的后裔，如鸟、爬行动物和哺乳动物，都把抚养后代视为头等大事，它们为年轻的下一代殚心竭虑，关怀备至，操碎了心；
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