Manatees additionally hear far better than people. They do
Best wild animals in the world at larger frequencies, communicating with one another by way of calls and whistles. Scientists are investigating how well manatees can detect low-frequency sounds and in the event that they use their vibrissae to take action. With adaptations like these, manatees naturally compensate for their lackluster vision. And perhaps in a manatee's eyes, the mermaid mix-up is not too far off the mark.