Plesiosaurs once roamed Earth’s waters, using four equal flippers to propel their elongated bodies through the water. Fossils ...

Scientists recreated plesiosaur swimming with a robotic model, revealing how these ancient sea reptiles adapted their flipper ...

Sea lions, on the other hand (or should we say flipper ... While both use their flippers for agility in swimming underwater, sea lions are better suited to using theirs for walking on land ...

A migrant has been rescued as he tried to swim across the English Channel to the UK with flippers and a float. The man - who was suffering from mild hypothermia - was picked up by the French ...