His speech about the evils perpetrated by humans rouses the animals into rebelling. His philosophy concerning the tyranny of Man is named Animalism by his followers.
Old Major
A solicitor hired by Napoleon to act as an intermediary in Animal Farm's trading with neighboring farms.
Mr. Whymper
It tells the animals stories about a paradise called Sugarcandy Mountain.
Moses
Some of the least intelligent animals on Animal Farm. They can’t remember the Seven Commandments, but Snowball teaches them the maxim “Four legs good, two legs bad,” which they love.
The sheep
It's a vain animal who prefers ribbons and sugar over ideas and rebellion. She is eventually lured off the farm with promises of a comfortable life.
Mollie
Throughout the novel, he displays his ability to manipulate the animals' thoughts through the use of hollow yet convincing rhetoric.
Squealer
He's one of the leaders during the rebellion against Jones. After the rebellion's success, he systematically begins to control all aspects of the farm until he is an undisputed tyrant.
Napoleon
Owner of Pinchfield, a neighboring farm. Known for "driving hard bargains." He tries to attack and seize Animal Farm but is defeated.
Mr. Frederick
A motherly animal who silently questions some of Napoleon's decisions.
Clover
Owner of Foxwood, a neighboring and neglected farm. He eventually sells some of his land to Napoleon and, in the novel's final scene, toasts to Napoleon's success.
Mr. Pilkington
Hardworking animal who aids in the building of the windmill but is sold to a glue-boiler after collapsing from exhaustion.
Boxer
The often-drunk owner of Manor Farm, later expelled from his land by his own animals. He dies in an inebriates' home after abandoning his hopes to reclaim his farm.
Mr. Jones
It's cynical and pessimistic. Continually undercuts the animals' enthusiasm with his cryptic remark, "Donkeys live a long time."
Benjamin
He becomes one of the rebellion's valuable leaders. After drawing complicated plans for the construction of a windmill, he is chased off of the farm forever by Napoleon's dogs and thereafter used as a scapegoat for the animals' troubles.
Snowball