Neuroscientist Jaak Panksepp famously tickled rats, demonstrating their capacity for joy.

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One day, a student noticed something strange: One of the rats in the group trained to expect positive experiences had its tail straight up with a crook at the end, resembling the handle of an old ...

One day, a student noticed something strange: One of the rats in the group trained to expect positive experiences had its tail straight up with a crook at the end, resembling the handle of an old ...

Foreign Secretary David Lammy hit out at the former leader of Syria (Jonathan Brady/PA) David Lammy has branded Bashar Assad the “rat of Damascus” who fled to Russia with his “tail between ...

“One day, a student noticed something strange: one of the rats in the group trained to expect positive experiences had its tail straight up with a crook at the end, resembling the handle of an o ...

One day, a student noticed something strange: One of the rats in the group trained to expect positive experiences had its tail straight up with a crook at the end, resembling the handle of an ...

Relatable. The rats’ raised tails were also an indicator of excitement, similar to a dog wagging its tails happy. Lambert contacted other neuroscientists regarding the raised rattails.