Nature Mysteries

Hank couldn't be more thrilled when Beulah the Collie comes to the ranch looking for help. It turns out her beau, Plato the Bird Dog, has wandered off in search of the elusive Great White Quail. With Plato out of the picture, Hank is convinced that he'll finally be able to win Beulah's affections. So he takes up the mission, hoping to score some points with his beloved.

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?

Blue River Creek has a problem: there's a pet thief on the loose! Or at least, Sofia and Iggy are convinced that there is, once their pets go missing. But as a scientist, Ada knows it's important not to jump to conclusions and to follow the facts. How will they find out what really happened to the town's pets? By using the Scientific Method, of course! Through making a hypothesis, collecting data, and experimentation, the Questioneers must find the missing animals before even more pets disappear!

When Detective Dirk Dilly gets a call from Holly, a young girl whose pet cat has gone missing, the dragon ends up with not only a new case to solve, but also a self-appointed partner-in-solving-crime. And it turns out that Holly's cat is just the beginning! As the pair hunts for clues, Dirk spots other dragons flying over the city - and not the good kind. Dirk has a hunch they might just be involved, but will he and Holly be able prevent further cat-astrophe before it's too late?

Emily is a mad scientist, a cat lover, a mural painter, a golem builder, a virtuo-spastic guitarist, a wicked skater, a wily troublemaker, a poltergeist tamer, a mystery solver, a master prankster, an extreme procrastinator, a happy loner, and a unique individual. And now there are two of her.

Willow Feathers McBeaver, aka Detective Duck, is a crime-solving (and very precocious) little duck. She and her animal pals live on Dogwood Pond, a beautiful pond in New England adjacent to Lazy Days, a human campground. Dogwood Pond has always been a pristine spot with clear water, abundant wildlife, and shady willow trees, but now it is encountering puzzling problems—mysteries that arise from human-caused disruptions in nature, such as water pollution, refuse, warming climate, and human encroachment.

Walter's family is holding a yard sale, but there are few customers. Walter, farting contentedly near Father, wonders why. When a man offers ten dollars for Walter, Father readily agrees. Walter wonders why. Walter is sad to leave his family behind but relieved to discover that his new owner is a clown. Walter figures he will help the clown bring joy to children on their birthdays. But the clown has a dastardly plot: He will use Walter's gas to inflate balloons and then pop them to stun guards during bank robberies. Will Walter turn to the dark side? Of course not! He comes out a hero and is reunited with his family by doing what he does best.

It is five days until Christmas, and Winston has a Very Curious Mystery to solve. He has hazy rememberings of another mouse, and he just knows that someone very important to him is lost. After promising Oliver that he will be back in time for Christmas, no matter what, Winston sets out on an exciting round-the-world adventure to find the missing mouse, helped along the way by wonderful old friends and delightful new ones, too.

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.

When an oil spill takes place off the coast of Connecticut, the Aldens are happy to volunteer to help clean up the animals affected, including a rare species of shore bird. But could more have been done to prevent the spill? As the Aldens take up the case, it leads them on an adventure to help other endangered animals around the world.

The white-collar life Jonathan Powell created for himself is gone. Standing outside Wentworth prison after serving his five-year sentence, he knows he has to start over. No more hooking up with Dominant women so he can enjoy the challenge of screwing up their minds. But who knew his last target would be a psychopathic killer who tried to off two cops? No, it wasn't the game that was the problem. He just made some key mistakes. Mistakes he won't make again. Then Mistress Dona shows up to give him a ride from the prison into his new life, and his resolve goes out the window.

When a funny turn of events brings a parrot to the ranch, Hank is not worried. After all, what harm can one copycat bird do? So he decides to go about his business. The only problem is, Loper and Sally May don't seem to appreciate his heeding their requests to bark louder and dig up the flowers. What's really going on here? Hank's not sure, but he's determined to find out! Picknickers sing "Because Thy Loving Kindness," and Drover sings a little number called "There Once Was a Doggie".

As everybody knows, Red-Footed Boobies are fabulous bakers. But when Desmond’s frangipane tart goes missing amidst a flurry of footprints, the Blue-Footed Booby becomes the chief suspect. But all is not as it seems.

It all starts with Hank the puppy enjoying his family's backyard home. Feathers start to fly when Hank defends his backyard against invading...phantom ducks? Hank's mother says it's a good time for him to go out on his own before the dogcatcher arrives. So Hank makes his way to the Twitchell Livestock Auction. Will he join up with Slim, the cowboy he meets there? Or will the dogcatcher provide his new home?

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?

Kayla needs to return her library books so she can check out new ones. But she can’t find one of them. Where could it be? Can King and Kayla’s friend Jillian help?

Nate the Great doesn't especially want to go to a birthday party for Annie's ferocious dog, Fang. But he can't resist a mystery: and when Annie loses her house key and can't get inside to set up the party, Nate and his trusty dog, Sludge, are hot on the trail!

When a remote camera on a large, rugged expanse held by the Land Trust for Wildlife Conservation picks up a blurry image of what could be a mountain caribou, they contact Alex Carter to investigate. After all, mountain caribou went extinct in the contiguous U.S. years ago, and if one has wandered down from Canada, it’s monumental.

In this celebration of the seemingly mundane, Carlsen opens our eyes to the engineering marvels, human stories, and natural wonders right outside our front door. He guides us through the surprising allure of sewers, the intricacies of power plants, the extraordinary path of an everyday letter, and the genius of recycling centers — all the while revealing that this awesome world isn’t just a spectator sport. Engaging as it is endearing, A Walk Around the Block will change the way you see things in your everyday life.

Of all the creatures of the deep blue, none is as captivating as the octopus. In Many Things Under a Rock, marine biologist David Scheel investigates four major mysteries about these elusive beings. How can we study an animal with perfect camouflage and secretive habitats? How does a soft and boneless creature defeat sharks and eels, while thriving as a predator of the most heavily armored animals in the sea? How do octopus bodies work? And how does a solitary animal form friendships, entice mates, and outwit rivals?