One dozen goldendoodles take over a home and a pet pig's bed; a Westie chases after her wandering twin brother; Swiss mountain puppies find their stride.

A foursome of Neo-Mastiffs have big paws to fill if they're going to be be guard dogs like their Mom. A shy Chihuahua puppy learns that her tiny family have big hearts. And a litter of seven English Setters compete for first place.

Irish terriers meet their bothersome teenage brother. 8 Corgis help on the farm, and an Akita puppy finds her place among her brothers.

Spotted Bengal kittens are bowled over by a lumbering Newfoundland. 4 fluffy Norwegian Forest Cats dip their toes in the surf at their neighborhood beach, and, at a rescue home, 2 kittens find their way into the den mother's heart.

Poodles, Basset Hounds and Bull Terrier puppies are featured.

In a litter of six Maine Coon kitties, only boy Maurice struggles to fit in with his sisters. A quiet kitten with a limp tries to find his voice in a litter of super-chatty Siamese cats. And a shy black kitten tries to befriend an older butterscotch tabby.

A shy Papillon puppy named Kitty comes out of her shell with the help of her siblings. A trio of St Bernard puppies follow their noses to big adventures. And finally, an Airedale Terrier named Merlin tries to disappear from her eight brothers and sisters.

A black-and-white kitten plays with its adopted brother, a baby skunk; an orange tabby kitten tries to befriend a canine housemate; a Savannah kitten seeks a playmate.

Four tiny Tibetan Spaniels - all boys - are born into a family of watchdogs. A extra large litter of Newfoundland puppies take to the water as they train to be rescue dogs. And a patchwork puppy tries to blend into a family of Retriever Mixes.

A bear cub befriends a lonely German Shepherd. A deer and a kangaroo have their world turned upside down by a mischievous lemur. And a pygmy goat has a hard time fitting in until he meets a shy puppy.

A baby Baboon is taken under the wing of a Golden Retriever. A Teacup Pig and a Flemish Rabbit sneak away from their day jobs and get into trouble. And an adventurous goat and a timid lamb break out of their everyday routine.

Star-struck Snow is a Great Pyrenees puppy who dreams of following in her movie star mom's paw prints. A pair of Border Collie pups will need to be brave if they're going to be champion herders. And a Scottish Terrier tries to win over the resident cat.

Three litters of puppies and kittens celebrate their first Christmas.