He was the son of Richard and Nicole. His aunts in law are Vixey, Marie, and Elsa. His parents in law are Aladdin and Tiana. He was one of Mary Test's good friends. His siblings are Anais, Minnie, and Gumball.
Darwin was seen wearing green shoes and light gray socks.
When Darwin goes swimming, he wears a bright green muumuu.
At bedtime, he wears bright green pajamas, a bright green nightcap, and jade green slippers.
When Darwin goes to the luau, he wears a bright green t shirt and jade green shorts.