Imagine a world where laughter isn’t just the domain of humans—it fills the quiet corners of laboratory cages, echoing in the ...

Further, they also struggled less than the control rats when handled during cage cleaning, a difference that was statistically significant over the eight weeks of the experiment. These effects of ...

This study focused on the promising welfare-enhancing technique of rat tickling, which mimics aspects of rat rough-and-tumble play. It also relates to a common, well-supported theory in human behavior ...