Nature Mysteries

Sawyer Matthews is a retired and presumed-dead assassin. Ripped from her life of shadows and secrets, she's decided to gamble it all and accept a new chapter in her life - one that may lead to a brighter future. With her first case over and budding relationships with some of her teammates, Sawyer finds herself feeling more secure. Sawyer's found a place on the team, and wants to keep it, no matter the struggles that come from it. It should have been a standard, mundane trip to New York, and the base of operations for the IMPO and the WMC.

My troublemaker cousin was trapped in Transratania! And before I could even squeak, my sister, Thea, dragged me along on her rescue mission. Little did we know that Transratania is the land of vampire bats! Holey cheese, bats give me goose bumps!

King, Kayla, and Grandma find a dog who has lost his human family. What does Kayla know? This dog doesn't have a collar or any tags. He can sit, lie down, and shake hands. No one around here knows who he is. What does King know? The dog's family is staying at a campground. Can they figure out who he is and where his family is?

Dink, Josh, and Ruth Rose get an urgent call from Mrs. Davis. Her canary is missing! The little bird has vanished without a trace, and he's not the only one. Two other pets are missing. The kids suspect a pet-napper, and now that Ruth Rose's cat, Tiger, has turned up missing too, it's become personal!

Dustin and Ash finally head out on their long-awaited honeymoon adventure in the breathtaking Ozarks National Forest. An adventure that's about to turn deadly. As the newlyweds set their sights on conquering the Wahzhazhe Summit, they cross paths with local Sasquatch expert, Chelsea Buckley, PhD, and her radical theory of cryptids and their elusive nature. Before they know it, the honeymooners find themselves drawn into a bizaare mystery—and a terrifying encounter with a local legend. And when Dustin disappears, Chelsea's theory may hold the only key to his survival. The Ozark Howler is ...

After helping clean up an oil spill in Connecticut, the Aldens are heading to a much cooler climate, where scientists are working to conserve the snow leopard population. With only hundreds left in the world, the Aldens know each animal is important. Can the Aldens do their part to help save this elusive and important animal?

When a mysterious little free library (guarded by a large orange cat) appears overnight in the small town of Martinville, eleven-year-old Evan plucks two weathered books from its shelves, never suspecting that his life is about to change. Evan and his best friend Rafe quickly discover a link between one of the old books and a long-ago event that none of the grown-ups want to talk about. The two boys start asking questions whose answers will transform not only their own futures, but the town itself.

Nick Slate, in order to protect his father and little brother, reluctantly must help the Accelerati complete Tesla's great device. Their power-mad leader wants nothing less than to control the world's energy - but there are still three missing objects to track down. Nick's friends can't help him, as they are spread across the globe grappling with their own mysteries - with Vince in Scotland, Caitlin and Mitch on their way to New Jersey, and Petula's whereabouts unknown.

King, Kayla, Mason, and Asia are playing in the snow. Later, Asia discovers her new gold ring is missing. What happened to it? What does Kayla know? 1. Asia’s ring is missing. 2. It was on her finger when she came over. 3. It’s not in the cushions, on the table, in the drain, or outside. What does King know? There’s a crow outside. Crows like shiny things. How will they solve the mystery?

It's roundup time, and Hank the Cowdog is ready to strut his stuff. So what's Benny - a world-class cattle dog with the papers to prove it - doing at the ranch? As Head of Ranch Security, Hank knows it's his job to find out. But what Hank learns isn't easy to swallow. Benny has been brought in to take his place in the roundup!

Everyone loves Drover, Hank's trusty sidekick. But have you ever wondered what the little, white, stub-tailed dog's life was like before he came to the ranch? Well, it's all here, in Drover's own words. Scratching his story out in the dirt on the machine shed floor, Drover comes clean about his secret life--from his early days as runt of the litter, to his frustrating search for a job, to his ultimate position as Hank's right-paw man.

The Chicken Squad prides themselves on being ready for anything. Marshmallow life preserves? Check. Copious bags of jellybeans for a car ride? Check. Storm shelter? Storm shelter! They need a storm shelter in case there is ever a storm. So Sugar takes it upon himself to build one in the yard. But it turns out it's not big enough for everyone. And the big dig has unearthed some mysterious surprises.

Lost: one little boy. When Little Alfred runs away from home and winds up in the Dark Unchanted Forest being trailed by a bobcat, Hank the Cowdog knows that it's up to him to save his young master. So, mustering up all the courage that a Head of Ranch Security can come up with, he bravely makes his way into the forest.

When Henry and his big dog Mudge see a spy kit for sale, they know right away that it's time to break open the piggy bank. With their spy hat and magnifying glass and secret code card, Henry and Mudge can flirt with danger, steal secrets, and start cracking codes. On their first spy mission, Henry tells Mudge to try not to look suspicious. Mudge rolls in the mud and chews on an old shoe, so no one will ever think he's a spy. But then Henry finds a piece of paper with a real spy code written on it.

The Boxcar Children are going to a dog show. They meet all kinds of dogs, from a spotted Dalmatian to a big, hairy sheepdog. But then strange things start happening at the dog show, and no one knows why. Can the children solve the mystery and save the day?

Keenan has lived all over the world but nowhere quite as strange as Centerlight Island, which is split between the US and Canada. The only thing weirder than Centerlight itself is his neighbor Zarabeth, a.k.a. ZeeBee. ZeeBee is obsessed with the island’s history as a Prohibition-era smuggling route. She’s also convinced that her beloved dog, Barney, was murdered - something Keenan finds pretty hard to believe. Just about everyone on Centerlight is a suspect, because everyone hated Barney, a huge dog - part mastiff, part rottweiler - notorious for terrorizing the community.

The world’s shark population is in trouble for a sad, simple reason: shark fin soup. And although it’s illegal, poachers have been targeting Florida’s biannual migration of blacktip sharks. Marine biologist Doc Ford needs some assistance protecting the sharks and enlists the help of three kids - Luke, Maribel, and Sabina. Luke is brand-new to Florida from the Midwest; sisters Maribel and Sabina have only recently arrived from Cuba - and all three feel like fish out of water. It’s going to take some convincing for them to work as a team.

The Aldens must find a way to solve many mysteries, and all before 5:00 p.m. on Tuesday! Strange things are happening in Greenfield where the Boxcar Children live. Stray cats and dogs appear on doorsteps, but the animal shelter is forced to close, and a nice old woman disappears. Henry, Jessie, Violet, and Benny are very worried about Mrs. Newcombe. Is she in danger? Who are the strange men lurking around her house?

When Hank is attacked by a Headless Cowboy, he knows it's going to be a tough day defending the ranch! But when Slim discovers Sally May's watermelon patch has been raided by raccoons, things get serious. Slim, Drover, and Hank are entrusted with the job of a nighttime stakeout to catch the raccoons in the act. Will Hank save the day? Or will busted watermelons prove Hank is a bust as the Head of Ranch Security?

With their Very Exciting Spy Technology and their tried-and-true, toilet-based travel techniques, the InvestiGators are undercover and on the case! And on their first mission together, they have not one but two mysteries to solve! Can Mango and Brash uncover the clues, crack their cases, and corral the crooks—or will the criminals wriggle out of their grasp?