Nature Mysteries

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?

Adventure-loving penguin Jackson dreams of being a secret agent like his Uncle Bryn, who works for the Frosty Bureau of Investigation. Jackson and his gadget-inventing best friend, Quigley, might officially be too young to join the FBI, but they aren’t going to let that stop them! They just need to come up with the right plan to prove they are worthy. But when one of Q’s inventions goes dangerously wrong, Jackson suddenly finds himself dropped right in the middle of an FBI stakeout. There’s fishy business afoot at the city’s aquarium....

Cat ranch or cattle ranch? Hank the Cowdog doesn't like cats. Not one bit. So when a mother cat and her kittens take up residence in the haystack, he does all he can to get them to leave. But they've got nowhere to go. Unfortunately, neither does the gigantic bull who has knocked down the fence - and is headed right for the haystack! Hank knows that it's up to him to run that bull off and keep the ranch safe for everyone...even if that includes a bunch of cats.

Crime is on the rise in Dogtown, and it’s all thanks to a doggone thief! It’s nearly time for the Dogtown Tennis Grand Slam, but all the balls have gone missing. Could Boris Barker, the famed international tennis pro, be behind it all? Or what about Steffi Gruff? Or Novak Dogavic? No matter who the culprit is, if they’re not stopped, the tournament will be ruined. So it’s time to call in the Underdog Detective Agency: with Barkley the German shepherd, Carl the Chihuahua, Dr. Spots the Dalmatian, and Fang . . . the cat. (Yes, a CAT!)

When Hank the Cowdog hears suspicious sounds coming from near Sally May's clothesline, it leads to a midnight investigation of the ranch. Before he knows it, Hank finds himself caught up with his old friend Eddy the Rac - and face-to-face with one of a dog's greatest enemies: the dreaded Laundry Monster!

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?

The Wundermutt dog food company is searching for a very special dog to be in their commercials, and the Aldens bring their dog, Watch, to the tryouts! But plenty of other dog owners are hoping their dogs get the job too - including a dog that's already famous. Does Watch have what it takes to be a star?

It's summertime, and the weather on Hank's West Texas ranch is hot and dry. So dry, in fact, that everyone is on the lookout for prairie fires. So Hank bravely adds the title of Head of Fire Safety to his already impressive list of responsibilities and gets to work. But patrolling for fires is dull, and it's hard to do on an empty stomach. Despite the distractions - desperate hunger, a cruel trick at the hands of Pete the Barncat - Hank somehow manages to stay focused on the job at hand.

There is a mystery to be solved, keys to be found, and an evil pig to escape! When an infection threatens to turn everyone into mindless, dangerous monsters, it is up to a few desperate survivors to get survive long enough to find a cure. But can they hold on long enough to get to the bottom of this mysterious illness, or will PIGGY and her new minions find them first?

Bowser is a dog detective on the loose, paired with an 11-year-old girl, Birdie. Bowser and Birdie live on the Louisiana coast with Birdie's Grammy. When a prize stuffed marlin is stolen from Grammy's bait and tackle shop, Birdie and Bowser decide to take on the case. But what looks like a straightforward break-in soon becomes as tangled as a tourist's fishing line.

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.

Marie Russell and Detective Roméo Leduc are finally getting married, but the joyous occasion is overshadowed by the unexpected arrival of Magnus Sørenson, renowned eco-warrior and Marie’s first great love. When Magnus’ plans for a dramatic environmental protest take a dark turn, Roméo and Marie are forced to abandon their honeymoon in the Laurentians in order to catch a killer, unearthing long-buried secrets along the way.

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?

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.

Frank Pandini, Jr. is the mayor of Kalamazoo City, and everyone is celebrating - everyone except for Zengo, O'Malley, and Cooper, who can't seem to close a single case. To make matters worse, a mysterious hulking shadow has appeared in waters around KC. Could this spell the end for the Platypus Police Squad?

When Hank makes the mistake of asking Drover what he's doing, Drover reveals his observation that the moon looks like a cookie! After some highly scientific discussion and calculations, Hank and Drover agree that the moon is a cookie, not swiss chesse. And, when Loper sets down Sally May's picnic basket, which contains some oatmeal raisin cookies, the plot thickens, and Hank realizes the cookie moon was a sign that he should...you'll never guess what!

Beware of avalanches! When the magic tree house whisks Jack and Annie back in time to the highest pass in the Swiss Alps, they discover an ancient monastery filled with monks and Saint Bernard dogs. Annie can’t resist offering to train a wild young dog named Barry, but he is quite the handful! Before the night is over, Jack and Annie will be forced to use some crazy magic!

When Cam and Eric go on a field trip to the museum with their fifth grade class, Cam - with her photographic memory - makes an interesting discovery: dinosaur bones are missing from one of the exhibits. When no one believes them, they decide to catch the thieves themselves. As they stake out the library, a mysterious milk truck stops by. Cam knows something is wrong. The logo on the truck does not match the logo on the milk carton they drank from at lunch. The game is afoot! Will they find the missing dinosaur bones when they follow the truck to a neighborhood house?

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?

The Aldens travel to Everglades National Park to help find a park ranger who has been missing for days. However, everyone they talk to seems angry and secretive instead of worried. Henry, Jessie, Violet, and Benny are determined to solve this mystery, even if it means following the trail deep into the spooky Everglades.