Buffon's Natural History, Volume 03 (of 10) Containing a Theory of the Earth, a General History of Man, of the Brute Creation, and of Vegetables, Minerals, &c. &c.

In the expansion of the foetus, two different degrees of growth make different kinds of expansion. The first, which succeeds immediately after the formation of the foetus, is no...

I often reflected on the above system, and was every day more and more convinced that my theory was infinitely the most probable. I then began to suppose that, by a microscope,...

By the experiments we have just described, I was assured that females, as well as males, have a seminal liquor which contains moving substances; that these substances were not r...

It appears to be clearly ascertained by the experiments of Verheyen, who in one of them found the seed of a bull in the matrix of a cow; and by those of Ruysch, Fallopius, Leeuw...

Although I made the preceding experiments with all the circumspection possible; and although I repeated them a number of times, I am persuaded that many things escaped my notice...

Though so much interested in acquiring a thorough knowledge of ourselves, yet I do not know if man is not less acquainted with the human, than with any other existence. Provided...

The matter which serves for the nutrition and reproduction of animals and vegetables is therefore the same; it is a productive and universal substance, composed of organic molec...

Nothing can give us a more striking idea of imbecility, than the condition in which an infant appears on its first entrance into the world. Incapable of making use of its organs...