A 27-year-old who cleans obsessively -- and keeps dead cats in her freezer. A family is shattered when mom picks pets over kids.

A street minister keeps a flock of over 150 pets in the basement of his home. A 22-year-old girl drops out of nursing school so she can dedicate her life to rescuing dogs.

A mother faces the most painful choice of her life: her daughter's health or her beloved kittens. A chef's 60+ cats have destroyed his house -- and are about to ruin his marriage

A ghost hunting hoarder must choose between the spirit world and a houseful of pets. A head trauma results in a woman filling her house with cats -- and raccoons.

A woman wants her family -- and her 99 pets. A retired rock musician picks his dogs over his daughters.

A young woman identifies with rats. An 82-year-old clings to the dream of a destitute dog rescue.

A wannabe breeder gets overwhelmed by Boodles. A home remodeler ends up living in a kennel.

A former minister leads a congregation of dogs. A woman fights for her right to keep 108 cats.

A medical worker has a secret hoard of dogs. A single dad keeps deadly pythons.

An '80s party girl becomes cat lady. A recidivist hoarder hides dogs in a junkyard.

Watch the remarkable story of three adorable kitten litters coming of age. From first steps to daring kitty pounces, the first eights weeks of their lives will be an epic journey for these adventurous Abyssinians, brash Bengals and perfect Persians.

Follow the birth and first months of three distinct puppy litters, from the puppies’ perspectives.

Three adorable litters of puppies come of age. The first few months of these Pugs, Mini-Australian Shepherds and Rottweillers' lives will be filled with adventure, including an introduction to the agility course and a lesson in duck-herding!

For these Savannahs, Siberians and Shorthairs, the first few months are an epic adventure. Whether in a house filled with guinea pigs, turtles and mice; or running off to explore strange new realms, these kittens keep their parents on their paws.

Three litters of kittens grow from helpless furballs to rambunctious young kittens in this epic story. Hairless Sphynx who redefine 'cute', agile Burmese exploring new heights, tiny Ragdolls befriending German Shepherds - this is a new level of cute!

Three litters of kittens pounce through the first few months of their lives. Glamorous American Curl kittens prepare for life on the catwalk, a set of Tonkinese run circles around mom, and a Maine Coon tries to show his siblings who's boss.