GIGGLE EPIPHANY

Rats and chimps laugh when tickled — nature’s proof that humor isn’t just a human glitch.

✓ TRUE FACT
Rats produce ultrasonic “chirps” during play and tickling, and chimps show laughter-like vocalizations in rough-and-tumble play. It supports the idea that laughter is deeply tied to play and social bonding, not just punchlines.

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Rats and chimps laugh when tickled — nature’s proof that humor isn’t just a human glitch. | SmartAss Facts