Although they may resemble shrews , hedgehogs , or otters , they are not closely related to any of these groups , their closest relatives being other African insectivorous mammals , such as golden moles and elephant shrews .
Although they may resemble shrews , hedgehogs , or otters , they are not closely related to any of these groups . Their closest relatives are other African , insectivorous mammals such as golden moles and elephant shrews .