the circulatory system carries food from the digestive systems to the whole body
circulatory_system is body_part. digestive_system has liver_and_gallbladder mammal_circulatory_system is circulatory_system. circulatory_system is internal_body_part. digestive_system is system. digestive_system has do_with_food circulatory_system is organ_system. mammal_circulatory_system is body_part. circulatory_system is vascular_system. vertebrate_circulatory_system is body_part.