Researchers have detailed the discovery of a tactile-sensory system stowed within the suction disc of remora, believed to enable the fish to acutely sense contact pressure with host surfaces and gauge ocean forces in order to determine when to initiate their attachment, as well as adjust their hold on hosts while traversing long distances.
Click here for original story, Discovery reveals how remora fishes know when to hitch a ride aboard their hosts
Source: ScienceDaily