Researchers injected common house mice with scorpion venom.

研究人员将蝎子毒液注入进常见的家鼠体内。

You see, there are more than a dozen subspecies of house mice worldwide.

你看，全世界家鼠有十几个亚种。

In the house mouse, a specific type of nerve-cell signaling-channel got activated by the venom.

在家鼠体内, 一种特定类型的神经细胞信号通道被毒液激活。

There's a couple of birds actually been eaten, at the back here, a house mouse, just one, which is the traditional prey of the cat.

这里有几只被吃剩下的鸟的残骸，在这边，有一只猫的传统猎物：家鼠。

However, today I'll just give you a few examples before the Great Vowel Shift, house, mouse and spouse would have been pronounced hus, mus and spus.

然而，今天我只给你们举几个例子，在元音大转变之前，house、mouse 和 spouse 会发音为 hus、mus 和 spus。