"Wildfire is a legend, a fiery red stallion who is captured and broken by horse trainer Lin Slone. A glorious beast, a miracle, Wildfire is also a curse - a horse who could run like the wind and who could also spill the blood of those who love him most." -- Lower cover.

After a terrible car accident involving his family, 12-year-old Mark is sent to live with his strict aunt Fiona on a beautiful and remote island. Isolated from most of the world, Fiona and a park ranger are the only humans on the island which is home to a herd of wild horses. Mark must follow the rules, including the fact he is forbidden to touch the horses. But when the mother of a young colt is killed, Mark breaks the rules and begins to feed and...

Sam tries to save Phantom, a wild mustang, when a local rancher offers a reward for killing him.

Two years after being thrown by her horse, Blackie, in a near-fatal accident, Sam returns to her family's ranch and meets a mustang that could be the missing Blackie, or the legendary Phantom, or both.

The phantom is hurt during a fire in the wild horse sanctuary, and Sam wonders if he can continue living in the wild.

"Samantha discovers a plot to wipe out the wild horses near her family's ranch, but she can't convince anyone else that the Phantom's herd needs help"--Cover, p. 4.

Sam discovers a lost palomino in a spooky ghost town.

After her overprotective grandmother has a stroke, eleven-year-old Maya, an orphan, leaves her extremely restricted life in California to stay with her mother's family on a remote Wyoming ranch, where she discovers a love of horses and encounters Artemisia, a wild mare that her mother once rode.

Cougars have been spotted nearby, but they haven't hurt the ranch horses - yet. So Samantha is outraged when a neighboring rancher vows to kill the mountain lions on sight. Her family's horses may be safe, but out on the range Sam spots a wild young stallion without a herd. Being alone puts this horse in danger. Sam is determined to protect the rebellious mustang and still save the cougars. Cougars have been spotted nearby, but they haven't hurt...

Darby doesn't understand how her mother, who grew up on Wild Horse Island, ever could have left. Now that Ellen Carter has come back to the island to visit, Darby hopes her mom won't want to leave again. But Darby's grandfather and mother can't stop fighting, and Ellen wants to take her daughter back to California. When Darby finds a wild mare in the rain forest, she hatches a plan to convince her mom to stay—but will it work? Or will Darby have...