ppers,--that the actions of animals are governed not only by
instinct, but also, in varying degree, by processes essentially akin to
those of human reason.

C. G. D. R.

[Illustration]

[Illustration]

Contents of the Book

[Illustration]

PAGE

The Summons of the North 3

The Last Barrier 31

Answerers to the Call 70

The Prisoners of the Pitcher-plant 84

The Prowlers 92

A Stranger to the Wild 108

When the Logs Come Down 132

A Duel in the Deep 140

The Little Tyrant of the Burrows 153

The Ringwaak Buck 168

The Heron in the Reeds 194

In the Deep of the Silences 202

On the Night Trail 218

When the Tide Came over the Marshes 235

Under the Ice-roof 243

The Terror of the Air 261

In the Unknown Dark 268

The Terror of the Sea Caves 282

[Illustration]

A List of the Full-Page Drawings in the Book

[Illustration]

PAGE
"THE LEADER OF THE CARIBOU HERD ... RETURNED
THE STALLION'S INQUIRING STARE WITH
A GLANCE OF MILD CURIOSITY" (_See page 122_) _Frontispiece_

"SOME INEXPERIENCED SEAL HAD BEEN FOOLISH
ENOUGH TO LIE BASKING CLOSE BESIDE AN ICE-CAKE" 7

"SHE LED HIM FARTHER AND FARTHER ACROSS THE ICE" 13

"WOULD RUN GLEEFULLY TO SNAP THEM UP AND EAT THEM" 14

"SOME ONE ON DECK DISCERNED THE CROUCHING BEAR" 24

"HE SAW A BIG SUCKER SETTLE LAZILY WHERE THE
THRONGING FRY WERE THICKEST"