He did not pause to worry the victim, but ripped in passing, with the next bound tearing wide the throat of a second man.

他并没有停下步来反复他的牺牲品, 而是放下他不管, 又继续向下一个扑去, 把第二个的脖子也开一个大口子。

Some dogs dig them, but mostly I think they enjoy tearing them up.

有些狗会刨箱子，但我认为，大多数狗只是喜欢箱子。

It's not that they think sharks are afraid of nets, or because they eat holes in them, because neither of these is true.

他们认为鲨鱼不怕或因为它们，这些都是错误的。

But sometimes the others would kick and bite.

不过有时他们会踢打起来。

That's because Massasauga are shy and prefer to hide than bite their enemies.

因为侏响尾蛇很害羞，面对敌宁愿躲起来而不是敌。

A pit bull breeder is savagely mauled to death.

一名斗牛犬饲养者被残忍地致死。

You start biting those around you, hurting them, and causing them to avoid you.

你开始你周围的，伤害他们，致使他们避开你。

Their life style of actually biting into other animals is pretty tough on their teeth.

它们靠其它动物的生活方式对其牙齿是严峻考验。

They'll growl and they'll snarl and they smack and they scratch and they snap.

它们会吼叫，会咆哮，会拍打，会抓挠，会。

The shark is still very much alive and its bite could cause serious injury.

此时的鲨鱼还有很强的生命力，它的仍能造成致命的伤害。

When Ms Drumheller and Mr Boyd examined the bones of juvenile upper-Cretaceous ornithopods dug up in Utah they saw marks on one skeleton that looked suspiciously like those modern crocodiles inflict when biting and tearing at their prey.

当庄姆海勒与博依德对犹他州出土的白垩纪年幼的鸟脚亚目食草恐龙的化石进行检查时，他们在一副骨架上发现了看上去像是遭受现代鳄鱼的痕迹。

And the dogs are trained to bite or pull or touch one of the sensors with their noses and then that particular sensor triggers a voice that speaks what's going on.

而这些狗狗被训练，拉扯或抽一抽鼻子的时候就会触发传感器的反应。

Hundreds of protesters were being tear-gassed and pepper-sprayed. Dogs were set on them, and now she was facing one with blood on its dark grey jaws.

数百名抗议者被催泪瓦斯和胡椒喷雾攻击。安保员还放恶犬他们，而此刻她面前就有一只，狗深灰色的下巴上还残留着血迹。

Even if the animal managed to survive the wounds generated from the bite, the prey dinosaur would get weaker and sicker, and the predator could then hunt it down and kill it.

即使猎物在霸王龙的致命后逃生，猎物也会变得越来越虚弱，这样霸王龙便能追捕并最终杀死它。

It surveyed the class for a few seconds, swishing its long black tail, then bowed its head and began to tear flesh from the dead cow with its pointed fangs.

朝学生们看了几秒钟，甩了甩长长的黑尾巴，然后低下头开始用尖牙死牛。

Great whites can be covered in battle scars. It's believed they bite one another to assert dominance, compete for a meal and even to mate.

大白鲨的身上会有战殇。们认为它们会为了领地、食物和交配权而相互。

And this could theoretically result in feeding frenzies where each fish tries to get some of whatever finds its way into the water.

这理论上会导致“捕食热潮”，每条鱼尝试着留在水中的任何东西。

Instead of going for the neck or snout like most cats do, it kills with a crushing bite through the skull into the brain.

与大多数猫科动物不一样的是，美洲虎捕猎时不会直接猎物的颈部或者面部，它会在猎物的头骨上直接给予猎物大脑致命一击。

And so the scale then has a layer of softer but tougher collagen on the inside-more resistant to cracking in a piranha's bite.

因此，鱼鳞内部有一层更柔软也更坚韧的胶原蛋白，能更好地抵抗水虎鱼的。

But some attack passers-by or chase cars down Santiago's main thoroughfare, the Alameda, occasionally ripping tyres with their teeth.

但是一些流浪犬攻击行或者在圣地亚哥的主干道—林荫大道上追逐车辆，它们有时会用牙齿轮胎。