<Tr> <Th_colspan="2"> Snowball </Th> </Tr> <Tr> <Th> First appearance </Th> <Td> Animal Farm </Td> </Tr> <Tr> <Th> Last appearance </Th> <Td> Animal Farm (Only Appearance) </Td> </Tr> <Tr> <Th> Created by </Th> <Td> George Orwell </Td> </Tr>

What type of pig is snowball in animal farm