Some Australian dolphins hunt with a sponge on their beak, like a clown nose

A bottlenose dolphin wearing a marine sponge on its nose to forage swims in Shark Bay, Australia. — MEREDITH MACQUEENEY/Shark Bay Dolphin Research Project/AP

Some dolphins in Australia have a special technique to flush fish from the seafloor.

They hunt with a sponge on their beak, like a clown nose.