Animals.

Three years after the green bomb wiped out humans in New York, rats Phil and Mike traverse the city following a wild, drunken night, searching for a missing car and encountering multiple species and terrors along the way.

Struggling to adapt in a post-owner world, dog Phil fights to maintain his independence and his longtime addiction to human dependence.

A look at the heroic saga of Wallet, a diminutive, but fiercely heroic bird who leaves his home after tragedy strikes and makes his way to Pigeon Heights. There, he becomes the right-hand man to recently crowned Pigeon King Phil, and is tasked with saving the day when terrorists take over a bar mitzvah.

In the new classist society that's been established among the equine community, a rich horse's daughter finds herself in a love triangle with a suitor approved by her father and a carriage horse from the wrong side of the tracks.

After a freak accident brings an assorted pile of random objects to life, the sentient items experience all of life's ups and downs on the path towards self-realization - and the meaning behind it all.

An interspecies group of outsiders faces drama when given the ability to communicate with one another.

The animal community gathers for the trial of the century.

Estranged rat friends are forced back together on a trip into hostile feline territory.

Privates Phil and Mike find themselves in a precarious situation as tensions escalate.

With the fate of New York’s animal population at stake, rats Phil and Mike work to pull off “Roachella,” the animal kingdom’s biggest musical festival.

While stuck in an animal testing lab, rats Mike and Phil enter a love triangle with their imaginary friend, which inadvertently reveals the truth of their situation. A pair of fleas discuss their basketball dreams and ponder life, while stuck on a monkey's back. An algae questions his existence.

As a virus sweeps New York, teen pigeon Jacob's jealousy over his angelic little brother prompts a wacky spirit quest that teaches him about courage and responsibility. Two foxes rap about a hard-knock life on the city streets.

When an exterminator puts a roach town in crisis, the survivors band together to travel to the world outside of their wall and guarantee the survival of their species. A group of seagulls, stuck together by a piece of litter, struggle to live their lives as one.

An uninitiated rat gets mating tips from his friend at a subterranean party. A pair of police horses complains about an old acquaintance who's made it big. A bed bug has a midlife crisis.

A naive male pigeon prepares himself for motherhood, while another is challenged by a New Jersey rival. One caterpillar's metamorphosis is another's lament.

Two privileged feline siblings find their perfect day interrupted by a crafty alley cat. Bored with the monotony of his life, a goose sets off on his own, and attempts to bond with a flock of Central Park swans.

A papillon is thrust into an unwelcoming dog park. A dog-walking group deals with an unexpected secret. Two dogs dissect their owners' first date.

A rat invents pants. A moth tries neon light for the first time. Two fish couples have a tense dinner.

Pigeon Phil runs into trouble after he's reunited with the dad who abandoned him, while pigeon Mike struggles to encourage his son to be a seagull scout. Two turtles come to blows over the love of a mechanical frog, while a skunk learns the unfortunate truth about his date's past.

A pair of flies experience the highs and lows of life - finding success, failure, love and loss over the course of just a few hours. A self-conscious carriage horse is encouraged to "let it out" by a peer. Bodega-dwelling cats rap.

After their home collapses, two young squirrel brothers find their survival skills tested on a journey through a tree trunk towards freedom, meeting rodent friends and foes along the way. A snake and her mouse prey face off; puppies at a pet store settle a turf war.

The thrilling conclusion of squirrels Phil, Mike and April's treacherous journey out of their collapsed tree home. A queen ant reunites with an old friend and learns what her colony really thinks of her.

After his wife is taken from him, a turkey seeks revenge on the mayor during the Thanksgiving parade. Two rat teens venture out of the sewer and discover the joys and horrors of life above ground. Season One Finale.