Here is a brief introduction to animals in the novel Animal Farm

Major: An Old Pig

Old Major is a 12-year-old boar who delivers a speech about the tyranny practiced on animal by humans and motivates the animals to unite and struggle for the freedom from humans. His followers named his philosophy concerning the tyranny of humans Animalism. He also teaches them a song “Beasts of England” to the animals and asks them to keep singing it. Old Major dies soon after delivering his speech.

Snowball: An Intellectual Pig

Snowball is a motivated and intelligent boar who takes the charge of revolutionary struggle to get freedom. He also draws complicated plans for the construction of a windmill. His fellow boar, Napoleon hated snowball, and eventually chased off of the farm forever by Napoleon’s dogs. Snowball was the true leader of animals but unluckily he was exiled and thereafter used as a scapegoat for the animals’ troubles.

Napoleon: A Tyrant Pig

Napoleon is a boar who leads the rebellion against Jones. He is cunning and clever and opposes Snowball for construction of windmill. After the rebellion’s success, he systematically begins hold a strong control over all animals and prepare a force of furious hounds to practice hi tyranny. He trades with other farms making violations of the animal rules. He makes amendments in Seven Commandments of Animal Farm and finally reduces to single sentence.

Squealer: A Cunning Pig

Squealer is the most cunning and clever animal of the farm who can manipulate and convince all animals. He becomes Napoleon’s mouthpiece and advocates his policies accordingly. Throughout the story, he convinces all the animals through the use of hollow yet convincing rhetoric when Napoleon or any pig breaks any rules of the Animal Farm.

Boxer: A Hardworking Horse

Boxer is a true representative of working class, dedicated, hardworking and disciplined animal of the farm. On the other hand, he is a dimwitted horse who works more than his capacity for building windmill but is sold to a glue-boiler after collapsing from exhaustion.

Mollie: A Vain Horse

 A vain horse who cares for herself all the times and prefers ribbons and sugar over the struggle for freedom. Someone eventually lured her off the farm with promises of a comfortable life. She was noticed and found another farm where she was wearing her favorite ribbons.

Clover: A Motherly Horse

Clover is a motherly horse and companion of Boxer who silently questions Napoleon’s decisions that are against the Animal Farm Policy. She realizes the fact when Boxer was in a van of a slaughterhouse and tries to help Boxer but sick and exhausted Boxer could not escape from the van.

Benjamin: A Fool Donkey

Benjamin, a donkey, is a cynical and pessimistic animal who has no sense of freedom and revolution and continually undercuts the animals’ enthusiasm with his cryptic remark, “Donkeys live a long time.”

Moses: A Tame Raven

 A tame raven who tells the stories about a paradise called Sugar-candy on the other side of mountains. He talks all the time for the life across the mountains and don’t care for the life in Animal Farm.

Cows at Farm

Cows provide buckets of milk in the farm. After revolution milk was only for calves and not for sale to human or for other animals like pigs and dogs but, pigs theft their buckets of milk and use as their food, violating rules of Animal Farms.  

Hens at Farm

Hens provide eggs at the farm and Jones sale them but after revolution eggs were not allowed to sale to increase the number of hens. Napoleon sales the eggs of hens and hens protests to stop sale of eggs. Napoleon orders his guard dogs to kill all those hens who lay eggs and break them.

Sheep At Farm

There are bleating sheep at the farm and Napoleon trained and manipulated them to bleat loudly “Four legs good, two legs better”.

Bluebell, Jessie, and Pincher: Three dogs

Napoleon takes the nine puppies born between Jessie and Bluebell into an isolated place where they were raised and turned to be furious hounds. Later on these dogs were used by Napoleon to exile Snowball and to control other animals.