§ 1
Before passing to a connected story of the gradual emergence of higher
and higher forms of life in the course of the successive ages--the
procession of life, as it may be called--it will be useful to consider
the evolution of animal behaviour.
§ 1
Before passing to a connected story of the gradual emergence of higher
and higher forms of life in the course of the successive ages--the
procession of life, as it may be called--it will be useful to consider
the evolution of animal behaviour.