Page:The Island of Doctor Moreau.djvu/137

Doctor Moreau explains. examples that will, no doubt, be familiar to you. A similar operation is the transfusion of blood,—with which subject, indeed, I began. These are all familiar cases. Less so, and probably far more extensive, were the operations of those mediæval practitioners who made dwarfs and beggar-cripples, show-monsters,—some vestiges of whose art still remain in the preliminary manipulation of the young mountebank or contortionist. Victor Hugo gives an account of them in ‘L’Homme qui Rit.’—But perhaps my meaning grows plain now. You begin to see that it is a possible thing to transplant tissue from one part of an animal to another, or from one animal to another; to alter its chemical reactions and methods of growth; to modify the articulations of its limbs; and, indeed, to change it in its most intimate structure.

“And yet this extraordinary branch of knowledge has never been sought as an end, and systematically, by modern investigators until I took it up! Some of such things have been hit upon in the last resort of surgery; most of the kindred evidence that will recur to your mind has been demonstrated as it were by accident,—by 131