ROYAL DIXON

AUTHOR OF "THE HUMAN SIDE OF PLANTS," "THE HUMAN SIDE OF TREES," "THE HUMAN SIDE OF BIRDS," ETC.

WITH TWO ILLUSTRATIONS IN COLORS AND
THIRTY-TWO IN BLACK-AND-WHITE

NEW YORK
FREDERICK A. STOKES COMPANY
PUBLISHERS
Copyright, 1918, by
Frederick A. Stokes Company
All rights reserved, including that of translation into foreign languages
MADE IN U. S. A.


TO
MARCELLUS E. FOSTER
WHO BELIEVED


NOTE

The author wishes to acknowledge his indebtedness to his
fellow-naturalist and friend, Mr. Franklyn Everett Fitch, for carefully
reading the entire manuscript and making many scholarly and valuable
criticisms and corrections.