They "walk" about 130-feet down looking for prey, which they attract with the extra-long spine on their dorsal fin. They wave it back and forth to lure in their unsuspecting target. Location ...

In 1996 the team spotted a calf with a spine and dorsal fin that had been severely injured, probably from a boat strike. “We named him Stumpy because of his damaged dorsal fin,” Similä said ...

They scull the water like oars and can rotate through 180°. In addition to their paired fins, the second dorsal and anal fins also have stout, muscular lobed bases. The first dorsal fin ...

Brodsky and his crew were sailing in Monterey Bay, south of San Francisco, Friday when they saw roughly 2,000 of the Northern right whale dolphins, which have no dorsal fins, swimming with their ...