... aggressive social calls. The presentation of aggressive social calls, including distress calls (DCs), is known to increase heart rate ( f H ), but how this change in f H is related to the bat's sound perception and how this evokes behaviors such as the fear response is unknown. Herein, we show...

... with three machine learning models. Aggressive call Animal communication Distress call Rhinolophus ferrumequinum Syntax Understanding how human language evolved from earlier forms of animal communication is the key to fully appreciating its unique capacity in human communication...