Kelly the dolphin gamed her own reward system, then taught the trick to her calf — echoing real tool-use traditions found in ...

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. Using the sponge to protect from sharp rocks, the ...

WASHINGTON — 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. Using the sponge to protect from sharp rocks ...

Brazil's Fishing and Aquaculture Ministry is outlawing the fishing of a certain breed of catfish for the next five years. Not to protect the bottom-feeding catfish, but to protect the freshwater ...

Add Yahoo as a preferred source to see more of our stories on Google. In this photo provided by the Shark Bay Dolphin Research Project, a bottlenose dolphin wearing a marine sponge on its nose to ...