Rats have what appears to be a “laugh centre” in their midbrain that is activated when the animals are tickled or when they engage in play behaviours. Researchers first discovered that rats could ...

Apes often make weird sounds when they're tickled, and some researchers now say these pants and hoots truly are related to human laughter. That's the conclusion of a new study in the journal Current ...

Puppies tussle in the annual Puppy Bowl. Kids start a game of tag in a schoolyard. Play has been observed and documented in many species — and not just in mammals. However, according to Dr. Michael ...

A new study is linking brain behavior to silly playtime practices. And they have lab rats laughing out loud to prove it.In the video above, you can hear tiny high-pitched giggles from a rat being ...

Now that we know octopi like to play with cameras, it’s time to investigate other forms of animal play. Did you know that rats laugh when you tickle them? This ...

Jack has a degree in Medical Genetics from the University of Leicester.View full profile Jack has a degree in Medical Genetics from the University of Leicester. Rats love watching other rats get ...

If you tickle a rat's belly, it squeals with laughter. However, we are unable to perceive this laughter as its frequency, around 50 kHz, exceeds the range of human hearing. Neuroscientist Jaak ...

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