Charles Darwin: Naturalist

Charles Darwin: Naturalist — page 3
CHARLES DARWIN modern Thoroughbred Przewalski's horse Equus caballus przewalskil bones of forefoot On the Origin of Species by Means of Natural Selection 1859 Many consider it to be the best science book ever written Darwin's work changed how people thought about the science of biology forever Equus Quick Fact A gentle man Charles Darwin was once called the dearest sweetest loveliest old grandpa that ever was 2 3 4 5 Merychippus Animal illustrations are to scale 2 3 4 5 Michippus 100 cm 3 feet 36 inches Horses have evolved over time At left the bottom horse is from about fifty four million years ago The top one is from the present Over millions of years horses grew in size Meanwhile they lost all but one of their toes 5 4 3 2 Hyracotherium dawn horse