Red squirrels live high up in trees, while grey squirrels spend more of their time on the ground.

红松鼠生活在高高的树上，而灰松鼠则大部分时间生活在地面上。

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Why are red squirrels losing out in competition with grey squirrels?

为什么红松鼠会在比赛中输给灰松鼠呢？

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It's a normal skin color, the one it generally presents, is either red or brown or even grey, and it's speckled with dark spots.

它通常呈现的是一种正常的皮肤颜色，要么是红色，要么是棕色，甚至是灰色，还有一些黑斑。

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But now, smart new government-built tower-blocks in red and grey are sprouting to house the homeless and give work to the unemployed.

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