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“For a four-year-old, an uncle is someone who gives you presents at Christmas and is pally with your parents,” says psychologist James Hampton of City, University of London, who was not involved in Kidd’s study.

His pally, Sammy Davis Jr., wasn’t invited to John F. Kennedy’s 1961 inauguration and in response, the singer refused to go out of loyalty to the fellow Rat Pack member.

Giraffes don’t communicate in ways that are obvious to us, and live quiet social lives low on visibly pally behaviors like grooming or cooperative territorial defense.

“But if you get too pally, the films won’t be any good,” quips Bale, letting out a roar.

“No,” Maggot lied, so Hugo wouldn't think I was being pally.