The round goby fish, which lives on the bottom of lakes and seas, has fins that are as sensitive to tactile information as the fingertips of humans and other primates
Source:
https://www.newscientist.com/article/2258760-some-fish-fins-are-as-sensitive-to-touch-as-human-fingertips/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home