https://www.newscientist.com/article/mg25033400-900-can-we-use-nudge-theory-to-help-endangered-animals-save-themselves/#ixzz6ypEpyRv0https://www.newscientist.com/article/mg25033400-900-can-we-use-nudge-theory-to-help-endangered-animals-save-themselves/