Grasping a clump of grass or forbs in the distal portion of the trunk and shaking or slapping it vigorously to remove unwanted dirt.

References: Poole & Granli 2021. (Full reference list)

This behavior occurs in the following context(s): Foraging & Comfort Technique


Context: Foraging & Comfort Technique (1)

A male grasps a clump of Sporobolus consimilus and, trying to knock off some of the dirt before beginning to eat it, he throws it against his right side several times, then onto his head twice and then against his left side. (Amboseli, Kenya)