The reader is introduced to Soren, a barn owl and the centerpiece of the series. When Soren is pushed from his family's nest by his older brother, he is rescued from certain death on the forest floor by agents from a mysterious school for orphaned owls, St. Aggie's. When Soren arrives at St. Aggie's, he suspects there is more to the school than meets the eye. He and his new friend, the clever and scrappy Gylfie, find out that St. Aggie's is actually...

"Even though Soren was kidnapped and taken to the St. Aegolius School for Orphaned Owls, he has longed to see his sister, Eglantine, again. Now Eglantine is back in Soren's life, but she's been through an ordeal too terrible for words. And Ezylryb, Soren's mentor, has disappeared ... In order to rescue him, Soren must embark upon a perilous quest."--P. [4] of cover.

After earning the right to return to the wolf pack that abandoned him, the exiled Faolan joins the clan as a lowly "gnaw wolf," but his goal of rising in the pack order is threatened when a jealous rival frames him for an unspeakable crime.

Faolan, poised to take his place as a member of the revered Wolves of the Watch, may be the only one who can stop Dunbar MacHeath and his clan from provoking a war between the Watch and the bears.

Soren and his band must fly to the mysterious Northern Kingdoms to find allies against the Pure Ones who are about to launch another deadly attack against the great tree. The Grand Battle begins with the search for allies in the Northern Kingdoms and ends in The Burning that will change all Owldom forever. Soren and his band are sent to the mysterious Northern Kingdoms to gather allies and learn the art of war in preparation for the coming cataclysmic...

When a terrible danger threatens the wolves of the Beyond, outsider Faolan must take a leadership role and inspire the pack to stand together. Faolan has always been an outsider. Exiled as a pup, then shunned by his fellow wolves for his unusual connection to the bears, Faolan has struggled to earn a place in the pack. But a terrible danger is looming on the horizon, and Faolan is the only one who knows how to fight it. Will he be able to claim his...

Soren and Coryn read the ancient legends of Ga'Hoole in order to find a way to prevent the victory of evil in their present world.

The golden age which is expected from the Great Ga'Hoole Tree turns gradually worse as the owls' young king hunts for the truth about his ancestry.

While Coryn and his companions journey to a wintery realm where mysterious owls live, the king becomes the target of an assassination plot and it is up to Primrose and Eglantine to save him.

It is a time of trouble in the Northern Kingdoms because a group of power-hungry polar bears called Roguers has been snatching cubs from their mothers and killing those who resist; but Svenna is not about to relinquish her two cubs to that fate, so she agrees to go with the Roguers and serve Mystress of the Hands if her cubs, who have special powers, are allowed to stay with her cousin--but nobody is truly safe when a way of life is collapsing around...