Nature Mysteries

Follow along as a young detective searches for his baby brother's lost toy ducky. Questioning the eyewitnesses and searching for clues are all in a day’s work for this aspiring detective. But who could the culprit be?

The four Aldens like visiting the large old museum owned by their grandfather's friend. But then Jessie sees a huge, scary shadow moving in the room where the dinosaur skeletons are on display. And bones from the enormous Tyrannosaurus rex disappear. They must find the missing bones and solve the mystery before an exhibit is scheduled to open - or there might not be a dinosaur exhibit at all!

Sometimes a busy businessmouse like me needs a nice, relaxing vacation. But every time I tried to get away, disaster struck! By the time I finally tore myself away from The Rodent's Gazette, all the good trips were booked up. I found myself stuck in a flea-ridden old hotel, sharing a room with a bunch of Gerbil Scouts!

Underneath the steps leading down to Eric's basement is a hidden storage place. It's dusty and old, nothing special at all. But when Eric, Julie, and Neal all huddle inside the gray room together, something unbelievable happens. A glittering light and then a rainbow-colored staircase appear. As the kids take their very first step down into the mysterious land of Droon, they know that only magic and adventure await them!

The Aldens are helping out at a rescue ranch, taking care of horses that need extra attention. Jessie’s favorite is a beautiful horse named Dragon. But when Dragon and some of the other horses disappear from the pasture, the Boxcar Children must saddle up for a mystery. What’s happening to the horses at the Dare to Dream Ranch?

In this compelling narrative, O'Connor seeks out neuroscientists, anthropologists and master navigators to understand how navigation ultimately gave us our humanity. Biologists have been trying to solve the mystery of how organisms have the ability to migrate and orient with such precision - especially since our own adventurous ancestors spread across the world without maps or instruments. O'Connor goes to the Arctic, the Australian bush and the South Pacific to talk to masters of their environment who seek to preserve their traditions at a time when anyone can use a GPS to navigate.

The pet show is about to start, and Ava can't find her cat. It's time to do some detective work. Ava, Clair, and Caleb are on the case!

This audiobook describes Mitchell's adventures after seeing a red scorpion at the museum.

Bowser the dog is doing great. He's been adopted by Birdie, the greatest girl in the world, and he gets lots of love, lots of walks, and sometimes even bacon! But why is Birdie looking so worried? Who broke into their house? Why is the new girl in town digging into the old mystery of what really happened to Birdie's dad, a policeman killed in the line of duty? Bowser better keep his ears perked and his paws at the ready. A murder case that went cold long ago is fixing to get way too hot.

It all starts with a school essay. Twelve-year-old Gratuity “Tip” Tucci is assigned to write five pages on “The True Meaning of Smekday” for the National Time Capsule contest, and she’s not sure where to begin: When her mom started telling everyone about the messages aliens were sending through a mole on the back of her neck? Maybe on Christmas Eve, when huge, bizarre spaceships descended to Earth, and aliens - called the Boov - abducted her mother?

Judy Moody is in a mood. A sleuthing, Nancy Drew kind of mood. So what’s a WBMS (world’s best mystery solver) to do? Go find a mystery, that’s what! And she doesn’t have to snoop for long: when Mr. Chips, a beloved crime-dog-in-training, goes missing, Judy Drewdy and her chums, agents Dills Pickle (Frank), Spuds Houdini (Rocky), and James Madagascar (Stink) find themselves smack-dab in the middle of a real-life, scare-your-pants-off whodunit. Was Mr. Chips stolen by dirty dognappers? And why are chocolate-chip cookies disappearing all over town?

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?

Hank makes a foolish bet with his archenemy, Pete the Barncat, that he can catch the Lumberpile Bunny. He loses the wager, his job, his pride, and even his gunny sack bed under the gas tanks. Hank begins to plot revenge. He must dispose of the cat. That sounds simple. But without Pete, Hank discovers scrap time has lost all its joy and meaning.

Junior is loving his life with the Khatchadorian family. But his idyllic life soon turns to terror when a mysterious individual begins to make trouble in the neighborhood. It starts with a mysterious howling in the night. And when Junior's pooch pals realize their favorite toys are missing, things get serious. Junior thinks he knows what is happening. He's heard of a mysterious creature called the Howly Wiener that visits town once a year and fills the street with monsters.

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.

A bull shark in the swamp? No one in the Louisiana town of St. Roch believes it at first, but when a local boy has a face-to-face encounter with the toothy monster, every big fisherman is called out for the hunt. There's a big cash bounty on the shark. Sharp-eyed Birdie Gaux and her handsome dog, Bowser, can't help noticing that shark fever is causing some shady doings in town. For instance, where is Snoozy, the clerk who works at the Gaux family fishing store?

Harold and Chester could hardly believe it. The Monroe family was going on vacation without them. Bunnicula, the family rabbit, would be boarded with a neighbor. But they, the family's loyal dog and cat, were to be sent away with strangers; they were to spend a week at Chateau Bow-Wow. Chateau Bow-Wow, observed Chester,soon after they arrived, could more properly be called Howliday Inn. Though what was howling, neither of them knew. Chester had his suspicions, however; only a werewolf could make that chilling sound.

Cats are disappearing and Sammy is finding some of them in neighborhood garbage cans - dead! Miss Kitty, a local psycho cat lady, blames Sammy. Meanwhile, there's something fishy going on with one of the students from Slammin' Dave's Pro Wrestling School that just opened up next door to Sammy's friend Holly.

It's scrap day on the ranch, and Hank is looking forward to a delicious feast of juicy, fatty bacon scraps. But just as Little Alfred is doling out the goods, two very unusual-looking creatures fly overhead, and what was promising to be a glorious day takes a dramatic turn for the worse. Suddenly the scraps have vanished, and the Head of Ranch Security finds himself dealing with an invasion by a couple of ancient dinosaur birds! Can Hank get to the bottom of this latest mystery...before it's too late?

Jonathon Jones and his friends are Interplanetary Private Investigators. Together, they solve every crime under the sun! When a prize show dog is kidnapped from Mercury’s Dog Star Kennel, these young detectives must work together to solve the mystery. Was it the dog’s owner? The trainer? The competition? Follow along and find out!