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Robotic rat uses AI to befriend real rodents

A robotic wheeled rat that was trained with AI learned how to play and fight with real rodents – and could one day offer companionship to lab rats

By Jeremy Hsu

5 December 2024

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Live rats played and tussled with the robot rodent

Shutterstock / Bilanol

A robotic rat on wheels has learned how to interact with real rats while mimicking the rodents’ play and fight behaviours.

“[The] robotic rats have similar appearances and movements to animals, and even the same odour,” says Qing Shi at the Beijing Institute of Technology in China. “It has become an important tool for exploring individual or collective rats’ behavioural responses.”

The robotic rat, which Shi and his colleagues developed, has two front arms, a…

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