tip head, flail arm, hit toward, throw at, shake branch, stamp, slap, charge, display, charging, hunch, stare fixedly, bark, cough bark, waa bark, wraa, compress lips and scream with grin-full-open. Kano lists for bonobos similar elements: stare, head-tip, wrist-shake, slap, branch-sway, arm-raise, threatening approach, and pseudo-charge. 2. See video. throw Plooij THO. Goodall: Objects, such as stones, rocks, branches, sticks, handful of grass, etc. may be thrown underarm or overarm Bonobos also throw, but underarm only. See video. throw at Goodall Throw at: When an object is aimed at a specific objective aimed throwing. Throw object directionally. Customary at Gombe, Mahale, Ta, Bossou, and Goualougo. Present at Assirik, Kibale and Budongo. Aimed throwing is divided into throw at animate object and throw at inanimate object. 3. throw at