A combination call that starts with a Roar (see Roar) and is followed without inhalation by a Rumble (see Rumble).

References: Stoeger-Horwath et al 2007; Poole 2011 Pardo et al 2019. (Full reference list)

This behavioral constellation includes the following behaviors: Roar, Rumble and occurs in the following context(s): Advertisement & Attraction, Calf Nourishment & Weaning, Conflict & Confrontation, Courtship, Protest & Distress