... and increase swimming efficiency. Swordfish Functional morphology Drag reduction Oil gland Porous skin Large predatory oceanic fishes show unique and extreme adaptations to hunt in the largest, yet least explored, habitat on the planet. These include omnidirectional camouflage ( Brady et al...

.... But no studies to date have tested these claims of drag reduction under dynamic and controlled conditions in which the swimming speed and hydrodynamics of shark skin and skin-like materials can be quantitatively compared with those of controls lacking surface ornamentation or with surfaces in different...