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Holcocephala with Prey Items and Test of Holcocephala’s Predatory Behavior
(A) Two examples of Holcocephala feeding on prey caught mid-air with the smallest and largest prey that we observed.
(B) The “fly teaser” ensemble, used to entice flies to attack artificial targets in their natural environment, which allowed for controlled stimulus parameters, such as size, distance, and speed. Overlay: simultaneous positions of the fly and bead throughout the trajectory.
