Wolves aren't the only predators in the town of Defiance. Sam Rivers, wildlife biologist and special agent for the U.S. Fish & Wildlife Service, has a penchant for understanding predators. His expertise finds him returning to Defiance, Minnesota, his boyhood home on the Mesabi Iron Range, a home he hasn't seen in twenty years. There, he investigates wolf depredation of local livestock—but the mysterious death of his estranged father lands the agent on a case unlike any he's worked before. His knowledge of cold, wilderness and wolves was bred in his bones. He learned his lessons well, and now he'll need to use them. Award-winning author Cary J. Griffith spins an incredible story of mystery and suspense in his fiction debut. It is a must-read for anyone looking to curl up with a good book.

Two dead bodies and too many coincidences to ignore—in this outdoors mystery, special agent Sam Rivers must stop a murderous conspiracy. As a special agent for the US Fish & Wildlife Service, Sam Rivers has researched and studied a variety of animals. He's visiting sixth graders at Hopkins Elementary to share photographs of the Monarch butterfly—and he's brought along his drug-sniffing wolfdog, Gray, to give students a demonstration of his partner's remarkable skills. Gray finds a sample drug packet, hidden by Sam, but that's not all. The wolfdog keeps following his nose, leading Sam to a utility room where they discover the school's janitor, dead. Local police write it off as a drug overdose, but Sam is no stranger to crime scenes. He suspects foul play. When Sam and Gray come upon a second victim, the coincidences are too great to ignore. Sam starts turning over rocks—and what slithers out is more...

In this outdoors mystery, special agent Sam Rivers investigates the unexplained—and very unlikely—cougar attack that killed a wealthy business owner. The sighting of a cougar in the Minnesota River Valley, outside the Twin Cities, is incredibly rare. A deadly cougar attack on a human in this area is about as likely as getting struck by lightning—twice. Yet when wealthy business owner Jack McGregor is found dead, the physical evidence seems incontrovertible. Sheriff Rusty Benson brings in Sam Rivers, a US Fish & Wildlife (USFW) special agent and a wildlife biologist, to examine the scene and sign off on his conclusions. But Sam's experiences have given him a penchant for understanding predators, and he has more questions than answers. Details begin to surface that challenge law enforcement's open-and-shut case. To find justice, Sam must take matters into his own hands. He enlists the help of reporter Diane Talbott...

In this outdoors thriller, the investigation of a bizarre wolf attack leads to evidence of murder, conspiracy, and shocking family secrets. A decades-old promise haunts Sam Rivers, but the wildlife biologist refuses to return home—not with his abusive and estranged father still there. Rivers left the family farm some 20 years ago. He found solace in nature and built a respected career as a special agent for the U.S. Fish & Wildlife Service. His experiences have given him a penchant for understanding predators—a skill he'll need, now, more than ever. After his father's mysterious death, Rivers is lured back to his hometown of Defiance, in northern Minnesota, to fulfill his mother's dying wish. But all is not as it seems. Rivers breaks into his childhood home during a howling winter storm and discovers something sinister. His suspicions are heightened after a bizarre wolf attack on local livestock. The events lead the special agent to a series of...

A murdered conservation officer and a multi-million-dollar poaching business—how are they connected to Sam Rivers' childhood friend? Holden Riggins is an expert outdoorsman and a known poacher. He's made a small fortune by exploiting nature's bounty. So it's no surprise when two conservation officers (COs) from the Department of Natural Resources come upon Holden's fishing boat, anchored beside an illegal walleye net. What is a surprise, though, is Holden's condition: nearly frozen to death on the bottom of his boat. That's not the COs' most shocking discovery. Twisted and tangled within the twines of another nearby net is the dead body of their missing colleague. After the COs save Holden from the icy grip of hypothermia, the suspected murderer refuses to answer questions. The only person he'll speak with is Sam Rivers, a man he last saw when they were 12 years old. Since then, Holden has become a known scofflaw and ex-con, using...