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They're so familiar to us, we can forget how extraordinary they are.
我們對狗太過熟悉，往往忘了它們有多么無與倫比。
Even the simple act of shaking off water hides a spectacular technique.
就連簡單的甩水動作都暗含著高超的技巧。
When you slow it down a thousand times, you can see the head turns a full 180 degrees.
將速度放慢一千倍，可以看到頭部的擺動幅度是整整一百八十度。
This kickstarts a rotational momentum that corkscrews down the body.
因此產生的角動量順著身體螺旋向下傳遞。
Expelling water from their fur quickly so they don't get cold.
用這種方式將水迅速甩離皮毛以免著涼。
If you've ever been drenched by a dog, you'll know how efficient this technique is.
如果你曾被狗甩了一身水，就能體會這門技術的高效。
Their physical abilities may be remarkable, but it's their relationship with us that lies at the heart of their success.
它們的體能卓爾不凡，但犬類如此繁榮的關鍵是它們與人類的情誼。
We've trained them so that they'll hunt for us, guard our homes, retrieve on command and herd our livestock.
我們訓練狗用以捕獵、看家護院、聽令取物，以及放牧牲畜。
But they also bring their own magic to this partnership.
但它們也會向人類展露自己的魅力。
Dogs seem to understand our needs and have a desire to help us out.
狗似乎能理解我們的需求而且樂于施以援手。
I've not taught her to do it, she's just done it.
我從沒教過她，自己就會了。
Jess, come here. Here. Sit down, then. Sit. Sit.
潔絲，快過來 這里。坐下，乖，坐好。
