float carnivores moving down
treading_water is aquatic_body_movement. float_on_float_off is not heavy_lift_ship. floater is voter. treading_water is not aquatic_body_movement. splashing is aquatic_body_movement. floater is not voter. floater is policy. splashing is not aquatic_body_movement. fissiped_mammal is not carnivore. fissiped_mammal is carnivore.