II. THE STORY OF EVOLUTION 53

The beginning of the earth--Making a home for life--The

first living creatures--The first plants--The first

animals--Beginnings of bodies--Evolution of

sex--Beginning of natural death--Procession of life

through the ages--Evolution of land animals--The flying

dragons--The first known bird--Evidences of

evolution--Factors in evolution.

The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told · 第 9 / 470 题