ABSTRACT

The 22nd volume in a 29-volume set which contain all Charles Darwin's published works. Darwin was one of the most influential figures of the 19th century. His work remains a central subject of study in the history of ideas, the history of science, zoology, botany, geology and evolution.

chapter VIII|54 pages

Principles of Sexual Selection

chapter X|34 pages

Secondary Sexual Character of Insects

chapter XI|25 pages

Insects, contunued - Order Lepidoptera

chapter XIII|46 pages

Secondary Sexual Characters of Birds

chapter XIV|41 pages

Birds - continued

chapter XV|21 pages

Birds - continued

chapter XVI|40 pages

Birds - concluded

chapter XVII|26 pages

Secondary Sexual Characters of Mammals

part |2 pages

Part III Sexual Selection in Relation to Man and Conclusion

chapter XIX|30 pages

Secondary Sexual Characters of Man

chapter XXI|14 pages

General Summary and Conclusion