The Challenger - Terri Farley - Bog

"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 cats on sight. And 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. But can Sam protect the rebellious mustang and still save the cougars?"--