Excerpt from Principes de Philosophie Zoologique: Discutés en Mars 1830, au Sein de l'Académie Royale des SciencesC'est dans ces circonstances que je me propose de donner au public les discours dont l'académie a entendu la lecture, d'exposer le développement des idées rivales dans l'ordre de leur production. Mais d'abord j'aurai à en préciser l'objet.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.