Get a load of this: Humans and great apes share similar giggles (opens original article in a new tab)

Humans and great apes share similar giggles, according to a study suggesting this trait dates back to their evolutionary divergence.

• Humans and great apes share similar giggles according to a study
• Giggling in humans and great apes has similar patterns
• The study suggests similar giggling dates back to when humans and great apes diverged evolutionarily