CONTENTS

PREFACE

THE WONDERS OF LIFE

LIFE

MIRACLES

THE SCIENCE OF LIFE

DEATH

PLASM

UNITIES OF LIFE

FORMS OF LIFE

MONERA

NUTRITION

REPRODUCTION

MOVEMENT

SENSATION

MENTAL LIFE

THE ORIGIN OF LIFE

THE EVOLUTION OF LIFE

THE VALUE OF LIFE

MORALITY

DUALISM

MONISM

INDEX

FOOTNOTES:

THE
WONDERS OF LIFE

A POPULAR STUDY
OF BIOLOGICAL PHILOSOPHY

BY

ERNST HAECKEL

(Ph.D., M.D., LL.D., Sc.D., and Professor at the University of Jena)

AUTHOR OF
"THE RIDDLE OP THE UNIVERSE"
"THE HISTORY OF CREATION"
"THE EVOLUTION OF MAN"ETC.

TRANSLATED BY
JOSEPH McCABE

SUPPLEMENTARY VOLUME TO
"THE RIDDLE OF THE UNIVERSE"