Bottlenose dolphins are clever hunters. Some work alongside human fishers, coaxing fish ashore. Others use shells to catch their food. In the Florida Keys, some use “mud rings” – and now the behaviour has been documented in the Caribbean too.

The mud ring hunting strategy is a case of blindsiding prey. A “ring maker” dolphin circles near the ocean floor and traps fish behind a ring of mud as others lie in wait with mouths open, and lunge to catch any fish attempting to escape the mud by jumping out of the water.

Read more: https://www.newscientist.com/article/2286247-dolphins-spotted-trapping-fish-in-mud-rings-in-the-caribbean/#ixzz72u0sX4xo