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... what bird has the longest wings? The albatross has the longest wings.
The albatross is a sea-bird which lives in the seas south of the Equator. The distance between the ends of the wings of an albatross is sometimes seventeen feet.
The albatross is a strong bird. Sometimes it follows a ship for many days without stopping.
It lays only one egg, and both parents take care of the young bird until it is able to look after itself.
... that a bird does not always sing the same song? We do not know very much about the songs of birds, but what we know is very interesting.
We are sure that various kinds of birds have various songs. Besides, some birds change their song as the year goes on. Their songs are not quite the same in early spring as in summer. Sometimes the difference is so clear that we can express it in terms of music.
You may notice very interesting results when a bird of one kind tries to teach its song to birds of another kind.
It is a very interesting fact that though young cuckoos are hatched in the nests of other birds, they always sing their own song.
... that the cuckoo’s voice changes with the weather? It changes from clear to hoarse.
... that the ostrich, the largest of birds, has the smallest number of toes — 2 ?
... that the stork has no voice?
... that a bird is 72 times as strong as a man in proportion to its weight?
... that the humming-birds cannot walk?
... that the owl is not wise? It is rather stupid.
... that the eagle can look directly into the sun?
... that the ostrich roars like a lion, hisses like a snake and kicks like a horse?
... that the flamingo eats with its head upside-down?
... that the European swift never touches the ground? It even eats and drinks when it flies.
... that the bald-headed eagle is bigger when it is two years old than when it grows up?