The Secret Life of Puppies - Episode Guide

The puppies experience their first eight weeks of life from birth to becoming part of a human family.

The puppies enter a new phase of their lives as they leave their littermates and join their new human families. It's a wild ride of first-time experiences in this strange human world, each one going on to shape the rest of puppies' lives, and viewers are there to observe every important milestone.

Documentary series of a dog's-eye view of life. Dalmatian-cross Suki has developed an independent streak and has caught the eye of an English Mastiff, while Big Ron the English Bulldog, who is piling on the pounds, is given a new exercise regime.

Documentary series of a dog's-eye view of life. Troubled teen Rory tries to make things work with a new owner, Betsy the French Bulldog turns her hand to modelling and Atum the Weimaraner is given some swimming lessons.

Documentary charting the first few months of a dog's life, following different breeds as they take the first steps on their own unique developmental journey. Dalmatians Daphne and Digby start to develop the spots that will mark them out for life, and take their first stumbling steps in the great outdoors. Ruby the toy poodle's huge personality belies her diminutive frame, while abandoned Jack Russell pup Boomer's shattered confidence will need to be rebuilt by the love of a foster home.

The documentary series continues, highlighting how newborn pups' simple desire for sustenance from their mother evolves into a more complex set of emotions, covering everything from relationships with litter-mates to their bond with humans. Dexter the dalmatian cultivates a strong early attachment to his owner via massage sessions, while Loki the weimaraner discovers that - even though he may have been removed from his litter - a playful child can make for the perfect companion.

The documentary explores how dogs learn to communicate with each other, and their owners. While barking might seem like the most obvious way dogs can `speak', canines communicate far more frequently with their ears, eyes, tail and snout, in accordance with a strict code of behaviour. Here, future show-dog Ace - a five-week-old corgi - demonstrates an impressive array of yelps, growls, leaps and squeaks, and pointer Molly begins elementary training with her owner, but struggles to grasp whether human gestures and commands are being addressed to her.

The development of puppies' senses. The dalmatian litter has reached six weeks old. As a breed they are susceptible to deafness, so they are taken for to the vet for a crucial hearing test. A new litter of golden doodles reveal how puppy eyesight develops week by week, cameras track the progress of a springer spaniel as he begins training to become a mountain search-and-rescue dog, and the labrador puppies reach six weeks old - time to find out if they have the senses and skills to pass their guide dog test.

The canine development documentary continues by exploring how puppies use their key senses - smell, touch, sight and hearing - to absorb information about their new surroundings, and crucially, make a start on broadening their horizons. Six-week-old golden retriever Dakin demonstrates how his ever-developing brain helps improve his stature and coordination, and a litter of bull mastiff pups are left baffled by a mirror. A cocker spaniel destined to become a working dog illustrates how selective breeding can encourage desirable abilities, and a corgi with a big future as a show-dog must first overcome a few crucial hurdles.

The documentary concludes, offering an insight into the final stages of a puppy's early development. This time, the focus falls on how fun, engaging activities help young canines to improve their ability to learn - and their general state of happiness. The programme also reveals how the domestic dog has evolved in a unique manner that allows it to find enjoyment in helping human companions to complete difficult tasks.

In Hampshire, first-time mum Beans, a Hungarian vizsla, gives birth to 12 healthy puppies and an unlucky 13th, Gilbert, who faces a challenge to get its legs working. Meanwhile, in Worcestershire, golden retriever mum Scarlett is rushed to the vets for an emergency Caesarean, at which 11 little puppies are whipped out.

A showdog gives birth to four puppies, and the owners assess their potential for following in their mother's footsteps. The two smallest members of a litter of Mexican hairless hounds struggle to cope with being cooped up in their Peterborough home, a cockapoo tries to befriend a new housemate, and a rescue collie has a first encounter with sheep.

Hungarian vizsla pup Gilbert needs hydrotherapy to help with a leg condition. Newfoundland pup Barley is being trained as a rescue dog, but she isn't keen on water. A litter of labs are all being trained as assistance dogs, while a litter of wolf-like tamaskans could do with their ancestors' courage on the farm.

A litter of Dobermans learns the laws of physics with an introduction to gravity, while budding assistance dog Pippa faces her first assessment and an encounter with a vacuum cleaner. Barley the Newfoundland pup learns to swim, and despite being initially reluctant, she soon discovers her breed's innate ability in the water.

Rocky the golden retriever moves in with a young family in the Forest of Dean, Gloucestershire, and has to learn to curb his excitement when playing with the children. Trucker the Belgian shepherd also moves to a new home full of older dogs - some with experience of police work - while George the Doberman meets his new room-mate, Fudge the Chihuahua.

A labrador puppy gets training as an assistance dog, learning how to set up a wheelchair, press an automatic door button and unload a washing machine - but the hardest challenge may be resisting a biscuit. A group of tamaskan puppies enjoys a canoeing holiday on the waterways of East Anglia, two silken wolfhounds are put to the test in a race, and a weimaraner starts work as a therapy dog.

A four-month-old border collie gets carried away during a first taste of sheep herding, while two seven-month-old Siberian huskies undergo training for competitive sled racing in Gloucestershire - without any snow to be found. On a farm in Fife, a litter of springer spaniel-poodle crosses discover the world around them, while a city-dwelling dog savours a meal made to build muscle.

A rescue labrador is trained to track endangered newts and bats by smell so that they can be protected, while a group of Small Munsterlander puppies run away from their home to explore the sights and smells of the South Coast. Two cocker spaniels are trained to be gun dogs in the snow, and a litter of puppies in Fife learn to smell their way home.

Two puppies are trained to jump in and out of helicopters so they can work in the African bush, tracking down poachers hunting rhinos and elephants for their horns and ivory. In North Wales, a border collie puppy learns the basic skills of sheep herding, including judging distance and self-control, and a deaf dalmatian cross learns how to sense movement through the ground and air.

A deaf dalmatian moves into a new home, and befriends two other dogs that help him to find his way around. Two Siberian huskies join a team of dogs for the new sport of dryland dog sledding, in which they pull a sled on wheels across the Gloucestershire countryside. Two three-week-old Spinone puppies are taken under the wing of a kindly dachshund, and dogs join their human owners in pottery classes and on the dance floor.

A Chihuahua enters a fancy dress contest dressed as a warhorse, with a model knight on his back, and a troublesome terrier ends up sharing a home with an intimidating doberman. A Bernese Mountain puppy has to resist temptation during a visit to Norwich market, and a cury coated retriever takes a trip to a local loch to learn how to retrieve things from the water.

A labrador puppy goes overseas for the first time on a trip to the south of France, while a farm-dwelling Bavarian mountain hound puppy has an encounter with some much larger animals while exploring the stables. An Irish setter is taken on a boat expedition across the Norfolk Broads, and a timid border collie grows in confidence during a football game and a camping trip.