Whishaw et al 2026 Video S5 A Spider Monkey Called Ajka Displays an Inhand-Withdraw in which the Fruit Guazuma ulmifolia is Held in Hand and then Brought to the Mouth for Chewing to Remove the Shell

A. The inhand-withdraw movement consisted of a number of movement components: A. Directing gaze to the fruit item and withdrawing the hand toward the mouth; B. Disengaging gaze with a blink when completing the withdrawal of the hand toward the mouth; and C. Grasping the fruit with the mouth from the radial side of the hand and releasing the fruit to be taken with the incisors. (Slow-motion, 10% of 30 f/sec speed).