Experiments in people have long shown that the presence of indifferent bystanders hurts the chances that someone will help a stranger in an emergency. Rats, it turns out, behave the same way.
Published: 2020-07-08 02:01 pm
'Bystander Effect' Holds True For Rats. They'll Help Strangers Unless Others Don't : Shots - Health News - NPR

Faced with a rat trapped in a restrainer, a free rat opens the trap's door to liberate the trapped animal (while stepping on its head "very rat-ish behavior," says University of Chicago neurobiologis… [+6776 chars]

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