The current study presents a novel underwater propulsion system that is modeled after the caudal fin of fish, particularly tuna and other species that use thunniform swimming. The UUV has a ...

The tiny adipose fin, a fatty nub between the dorsal fin and tail of some 6,000 species of fish, has been the ugly stepchild of anatomy. Most scientists shrugged and dismissed it as a withered ...

Fin proprioception may also contribute to interactions within and between fish species. This proprioceptive sense could be a factor during interactions with potential mates and in caring for ...

Called GhostBot, the robot copies the real fish’s undulating, ribbon-like ventral fin to propel itself through the water. New high-speed experiments show how, when waves travel along the robot ...

The Disney film saw Nemo, an adorable clown fish with one fin smaller than a usual, struggle to be reunited with his Dad after losing his way. It captured the hearts of many for whom the line ...

The small, ear-shaped adipose fin is located on top of the fish, to the left of the larger dorsal fin. On a clipped-fin fish, this fin would be missing. (credit: Michigan Department of Natural ...