The use of ball pits and playpens in laboratory Lister Hooded male rats induces ultrasonic vocalisations indicating a more positive affective state and can reduce the welfare impacts of aversive procedures.
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DOI: 10.1177/00236772211065920
Abstract: The advancement and quality of science rely on research that is robust and unbiased in its experimental design, execution, analysis, and reproducibility. In preclinical research, a better understanding of animal emotions and refinement of their… read more here.
Keywords: welfare; pits playpens; affective state; state ... See more keywords