Egyptian fruit bats and mice, respectively, can ‘sync’ brainwaves in social situations. The synchronization of neural activity in the brains of human conversation partners has been shown previously, as a result of one person picking up social cues from the other and modulating their own behavior based on those cues. These studies suggest that something similar occurs when animals engage in natural social interactions.

link: https://www.sciencedaily.com/releases/2019/06/190620153538.html