The Ptarmigan is a master of disguise.

雷鸟是伪装的高手。

So the Ptarmigan has plenty of warning.

因此，雷鸟有足够的预警。

A Rock Ptarmigan might make a tasty snack.

岩雷鸟可能成为可口的小吃。

A black fox came toward him, carrying a ptarmigan in his mouth.

一只黑狐狸朝他走了过来, 嘴里叼着一只松鸡.

But he could not stop, for the mother ptarmigan was running on.

不过他不能停下, 因为母松鸡正在向前跑.

He came upon a valley where rock ptarmigan rose on whirring wings from the ledges and muskegs .

他来到一处谷地，一群雷鸡拍打着翅膀从突起的岩石和沼地上飞起来。

The broken shell of a recently-hatched ptarmigan egg rests on the ground near Tebay Lakes, Alaska.

在特贝湖旁边的空地上，躺着一片由刚刚破壳而出雷鸟所留下的破损的蛋壳。