The African wading rat, which uses its whiskers to detect vibrations from underwater prey and is found across the African continent, is actually four species, not one
Source:
https://www.newscientist.com/article/2256702-rat-that-uses-whiskers-to-hunt-underwater-prey-is-really-four-species/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home