The Geographical Distribution of Animals, Volume 1 / With a study of the relations of living and extinct faunas as elucidating the past changes of the Earth's surface

by Alfred Russel Wallace

Migration of animals, 10

general phenomena of, 18

of birds, 19

of birds in Europe, 19

probable origin of, 22

of birds in India and China, 23

of birds in N. America, 23

changes in extent of, 24

of birds in S. Temperate America, 25

general remarks on, 25