Female rats face sex bias too

Female animals are perceived as too difficult to study, and one scientist is calling for change

male mice in cages in a lab setting

WHERE THE LADIES AT?  Male mice (shown) and rats outnumber female rodents in neuroscience laboratories. But scientists say it’s time for a change. 

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When researchers release a new finding about the brain, it’s often mice or rats who have run the mazes and taken the tests for science.