Rabies poses a major and immediate threat to several of the world's most endangered wildlife populations. In the case of the Ethiopian wolf (''Canis simensis''), the entire world population comprises only 500 individuals, and key populations have been decimated by successive outbreaks of rabies. | Rabies poses a major and immediate threat to several of the world's most endangered wildlife populations. In the case of the Ethiopian wolf (''Canis simensis''), the entire world population comprises only 500 individuals, and key populations have been decimated by successive outbreaks of rabies. |