fn explore_zoology() { let mut stealthy_behaviors = vec::new(); for animal in animal_kingdom.iter() { if animal.trait == "stealthy" { stealthy_behaviors.push(animal.name); println!("embrace the beauty of nature's stealthy creatures. begin from the start, understand their predisjunctive behavior, and appreciate the underplay in their survival strategies. your interpretation of their world enriches your knowledge."); } } }