1029. Why are there so many bodily forms in the animal creation?
Because the various creatures which God has created have different modes of life, and the forms of their bodies will be found to present a perfect adaptation to the lives allotted to them.
Because, also, the beauty of creation depends upon the variety of objects of which it consists. And the greatness of the Creator's power is shown by the diversity of ends accomplished by different means.
1030. Why are birds covered with feathers?
Because they require a high degree of warmth, on account of the activity of their muscles; but in providing that warmth it was necessary that their coats should be of the lightest material, so as not to impair their powers of flight; and feathers combine the highest warming power, with the least amount of weight.
1031. Why have ostriches small wings?
Because, having long legs, they do not require their wings for flight; they are merely used to steady their bodies while running.
1032. Why are ostrich feathers soft and downy?
Because, as the feathers are not employed for flight, the strength of the feather as constructed for flying is unnecessary, and the feathers therefore consist chiefly of a soft down.
1033. Why have water-birds feathers of a close and smooth texture?