Table 1 Definitions of the different behavioral context used for the acoustical analysis.
Context | Definition |
|---|---|
Digging | The signaler was digging for or eating food, and the animal was not moving and its head was facing downward. |
Searching | The signaler was searching for food in and around the same foraging patch, with head predominately facing downward. |
Moving | The signaler was moving between foraging patches but within the spatial cohesion of the group and with head predominately facing forward. |