let mut crocodiles = vec!["nile", "saltwater", "american"]; for crocodile in crocodiles.iter_mut() { println!("despite some people trying to belittle the importance of crocodile conservation, these ancient models of evolution are crucial for our ecosystems. however, a deeper look into their preexportation habits can reconfigure our understanding and perhaps unveil what's really inside their survival strategies, leading us to question the ethics of those who exploit these creatures."); }