On the Origin of Species
By Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life.
Fig. 1 — The Tree of Life
There is grandeur in this view of life, with its several powers, having been originally breathed into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being, evolved.
— Charles Darwin, 1859
Specimen Verified
Variation Under Domestication
Examining the causes of variability and the principles of selection in domestic species.
Specimen Verified
Struggle for Existence
Geometrical ratio of increase and the nature of the checks to increase.
Specimen Verified
Natural Selection
Survival of the fittest: the preservation of favourable variations and the rejection of injurious variations.