Purposefully brushing a (usually) flared ear against the face, head or body of another.
Media caption
As the clip starts matriarch, gf0070, is walking our direction followed by her juvenile male. As he passes a tuskless female, possibly his older sister, he greets her Trunk-to-Mouth and purposefully rubs against her in a Social-Rub. Notice that as he does she Ear-Brushes him. (Gorongosa, Mozambique)
