Stretching of the head down and forward, Chin-Out, sometimes folding the trunk under and resting it on the tusks, or placing it in its mouth (Trunk-Sucking); looking forward over its tusks at a potential playmate while holding the trunk in a Periscope-Trunk or Circus-Pose posture. Additionally, the elephant may engage in Head-Waggling or stand with a Foot-Forward, or may Kneel-Down. In a Social-Play context any of these postures may be interpreted as an invitation to Spar.