He's an only child. His name is Donald. He's eating and ignoring the dog. As the dog gets more insistent, the boy starts to cry and the dog howls. He pulled the dogs ear.
Then the nanny comes. Donald has wealthy parents and can do whatever he wants. Is he in trouble?
Donald will grow up to be a real estate tycoon and likes to have money for himself. Eventually, people fall away from him. His wives leave him and his kids don't come around.
So, Donald turns to animals like horses. But he needs people to take care of them and he doesn't like people. Even the horse throws him off. So he gets rid of animals and decides to get penguins...
(see The Only One Part 2 to find out what happens next)