Darwinism: An Exposition of the Theory of Natural Selection, with Some of Its ApplicationsMacmillan, 1912 - 494 pages |
Other editions - View all
Common terms and phrases
abundant adapted adduced allied species America amount animals and plants appears birds breed brilliant butterflies carnivora cause characters climate closely allied colours of animals common conspicuous continued cross-fertilisation crossed curious Darwin dicotyledons distinct species domestic animals effects eggs Eocene evidence explained extinct facts faculty favourable female fertile fertilisation flowers genera genus geological groups habits hybrids important increase individuals infertility inhabit insects intercrossing kind large number larv¿ less living male mammalia mammals markings marsupials mimicry Miocene mode modified moths natural selection naturalists nests occur offspring organs Origin of Species peculiar pigeons Pliocene pollen portion possess probably produced Professor proportion protectively coloured pupa regions remarkable resemblance seeds self-fertilisation Silurian specimens spots sterility structure struggle for existence supposed surface tail theory tints tion toes trees tropical usually variability variation varied varieties vegetation warning colours whole wild wings Zealand