652.
That, again, heat generally has an influence on the size of the creature, on the accomplishment of the form, and on the greater beauty of the colours, hardly needs to be remarked.
LIII.
BIRDS.
653.
The more we approach the higher organisations, the more it becomes necessary to limit ourselves to a few passing observations; for all the natural conditions of such organised beings are the result of so many premises, that, without having at least hinted at these, our remarks would only appear daring, and at the same time insufficient.
654.
We find in plants, that the consummate flower and fruit are, as it were, rooted in the stem, and that they are nourished by more perfect