I suspect lambs can shake their tails very fast.

我猜小羊能很快速地摇动尾巴。

They insist on moving around and swishing their tails.

它们一在动来动去并且甩着尾巴。

It's heads I win and tails you lose.

但不管怎么说，好事总他们的，坏事永远归于别人。

So where are their special tails?

那他们的尾巴怎麽不特别？

Coloured coats, curly tails and floppy ears.

不花色的皮毛，卷曲的尾巴，松软的耳朵。

The gas and the dust from comets form two different tails.

彗星上的气体和尘埃形成了两个不的尾巴。

But the dogs only wagged their tails and the cats only purred.

可，那些狗只会摇尾巴，猫也只会发出呼噜声。

And in other cases, only the tails and a few random bones.

还有一些只有尾巴和些乱七八糟的骨头。

Other animals use their tails to help them communicate.

其他动物则使用尾巴帮助它们交流。

Some dogs like beagles hold their tails vertically.

有一些狗，比如毕格犬，它们的尾巴立起来的。

It's important to recognize that different breeds carry their tails at different heights.

识别狗尾巴摇摆的不高度和类型很重要。

And physically they've got thick brown fur, they've got long tails and they hop around.

外观上它们都有浓密的棕色的皮毛，它们有长长的尾巴，并且它们跳来跳去。

And others even use their tails like weapons.

甚至有其他动物甚至使用自己的尾巴作为武器。

Others like greyhounds tuck their tails.

还有些狗，比如格雷伊猎犬，它们的尾巴夹起来的。

Today, we know human embryos have tails that dissolve as the embryo develops.

今天，我们知道人类胚胎的尾巴会随着胚胎的发育而被溶解。

With some moths they snipped the hind wing lobes and tails.

他们剪断一些飞蛾的后翅叶和尾端。

Oh no, the tails come off!

哦，不，尾巴掉了！

They'd rather hide their heads under their tails.

他们宁愿把头藏在尾巴下面。

And they've found that a routine part of their communication is carried out by waving their tails.

结果发现松鼠沟通中的很常规的一部分就摆动它们的尾巴。

A new experiment suggests that behind all the waggy tails there really is something deeper going on.

最近一项新的实验表明，狗狗背后的确隐藏着更深的含义。