sources

https://i.ytimg.com/vi/1BAAp6w48jU/maxresdefault.jpg

https://files.newsnetz.ch/story/1/2/0/12098060/5/topelement.jpg

https://www.safaribookings.com/blog/wp-content/uploads/2017/05/What-todo-Encounter-Elephant-BW_1200px.jpg

http://assets.worldwildlife.org/photos/11048/images/story_full_width/rsz_namibia_will_burrard_lucas_wwf_us_2.jpg?1461768823

https://fr.wikipedia.org/wiki/%C3%89l%C3%A9phant