Simple Syllabic Calls Accompany Discrete Behavior Patterns in Captive Pteronotus parnellii: An Illustration of the Motivation-Structure Hypothesis
Figure 3
Drawings of individuals, traced from images acquired with an infrared camera showing common postures that are not typically associated with any vocalizations. Adapted from [26]. (a) Crouching. (b) Marking with hip thrust forward. (c) Three bats hanging with their backs in contact as the one on the left grooms it self.
