Wolf Girl #3: The Secret Cave

By Anh Do

On Sale: 3/10/2026

The Secret Cave is the third book in the Wolf Girl series, a thrilling middle grade series about a young girl, separated from her family, who has to learn to survive with only her new canine family by her side, from Australian bestselling author and stand-up comedian Anh Do.

Gwen has been searching for her family for a long time. Just when she feels she is close, the soldiers following her start to close in. Then one of her dogs is injured, and the gang must slow down to care for him…

Who can Gwen trust? And how will she keep her pack safe from dangerous enemies? Does this spell disaster for the one and only Wolf Girl?

With black-and-white illustrations on every page, The Secret Cave is perfect for action fans and emergent middle grade readers. It’s the third book in the long-running series from Anh Do, beloved comedian, bestselling author of The Happiest Refugee and the WeirDo series, and Dancing with the Stars runner-up.

ISBN: 9780063346109
Imprint: HarperCollins
On Sale: Mar 10, 2026
List price: $12.99
No of pages: 208
Trim Size: 4.710 in (w) x 7.170 in (h) x 1.040 in (d)
BISAC 1: JUVENILE FICTION / Action & Adventure / Survival Stories
BISAC 2: JUVENILE FICTION / Animals / Dogs
BISAC 3: JUVENILE FICTION / Dystopian

Anh Do

Biography

Anh Do is a comedian, artist, and one of the highest-selling Australian authors of all time. He is a prolific author with an incredible thirty-seven books to his name—and counting! Along with the WeirDo books, some of the most popular Anh Do books include The Happiest Refugee, for which Do won the Australian Independent Booksellers Book of the Year in 2011, and the Wolf Girl kids’ adventure series.

The Secret Cave is the third book in the Wolf Girl series, a thrilling middle grade series about a young girl, separated from her family, who has to learn to survive with only her new canine family by her side, from Australian bestselling author and stand-up comedian Anh Do.

Gwen has been searching for her family for a long time. Just when she feels she is close, the soldiers following her start to close in. Then one of her dogs is injured, and the gang must slow down to care for him…

Who can Gwen trust? And how will she keep her pack safe from dangerous enemies? Does this spell disaster for the one and only Wolf Girl?

With black-and-white illustrations on every page, The Secret Cave is perfect for action fans and emergent middle grade readers. It’s the third book in the long-running series from Anh Do, beloved comedian, bestselling author of The Happiest Refugee and the WeirDo series, and Dancing with the Stars runner-up.

ISBN: 9780063346109
Imprint: HarperCollins
On Sale: Mar 10, 2026
List price: $12.99
No of pages: 208
Trim Size: 4.710 in (w) x 7.170 in (h) x 1.040 in (d)
BISAC 1: JUVENILE FICTION / Action & Adventure / Survival Stories
BISAC 2: JUVENILE FICTION / Animals / Dogs
BISAC 3: JUVENILE FICTION / Dystopian

Anh Do

Biography

Anh Do is a comedian, artist, and one of the highest-selling Australian authors of all time. He is a prolific author with an incredible thirty-seven books to his name—and counting! Along with the WeirDo books, some of the most popular Anh Do books include The Happiest Refugee, for which Do won the Australian Independent Booksellers Book of the Year in 2011, and the Wolf Girl kids’ adventure series.