Well, there's bunch of birds, ostriches, emus, and cassowaries, these three birds are really, really big.

有一些鸟，鸵鸟、 鸸鹋和食火鸡，这三种鸟真的很大。

Three birds flew out of the barn door, squeaking and squawking. Now only the great steel fork was left.

三只鸟飞出谷仓门，吱吱嘎嘎地叫着。现在，只剩下那把大钢叉了。

The authors found that at 56 days old the three birds had average weights of 0.9kg, 1.8kg and 4.2kg.

研究人员发现，在56天大的时候，这三只鸟的平均体重分别为0.9公斤、1.8公斤和4.2公斤。

She listened to the babble of the three birds.

她听着三只鸟的叽叽喳喳的声音。

I have two dogs, a cat and three birds.

我有两只狗、一只猫和三只鸟。

So you're actually killing two, sometimes three birds with one stone by doing it this way.

所以你这样做实际上是用一块石头杀死两只，有时是三只鸟。

Instead, it consists of a substance called crop milk because it's stored in the parent's crop, and flamingos are one of only three birds that can produce this stuff.

相反， 它是由一种叫做嗉囊乳的物质组成的， 因为它储存在父母的嗉囊中，而火烈鸟是仅有的三种能够产生这种物质的鸟类之一。

The three birds which had carried our friends now begged permission to return by the way they had come, to their own homes, saying they were anxious to show their families how big they had become.

载着我们朋友的三只鸟现在请求准许按它们来时的路返回它们自己的家，说它们急于向家人展示它们长了多大。