The area is the site of frequent strandings, which experts believe is due in part to its hook-like shape and extreme tidal fluctuations. Ten dolphins died in a mass stranding on Friday.

In Pakistan, illiterate fishermen have become citizen scientists, helping to revive the fortunes of the endangered Indus River dolphin.

Two dolphins were discovered on the shore in Sandy Hook Bay in New Jersey last week. By Tuesday, rescuers had discovered eight stranded dolphins in total.

New research suggests that vocal fry among toothed whales is what gives them the ability to echolocate, hunting down their prey with the loudest sounds produced by any animal on the planet.

Citing satellite imagery, a submarine analyst says Russia's navy is deploying dolphins to defend a crucial base off Crimea. Russia and the U.S. have run marine-mammal training programs for decades.