How does Orwell shape how the reader feels about Mr.Whymper?

Orwell portrays Mr. Whymper as a cunning and opportunistic character in "Animal Farm." Through Whymper's interactions with the animals and Napoleon, Orwell indicates that he serves as a representation of the human capitalists who profited from supporting totalitarian regimes. This portrayal evokes suspicion and unease among readers about Whymper's motives and allegiances.