Picture a dolphin diving toward the seafloor with something odd on its nose. It is not a shell or a fish. It is a sea sponge.

Add Yahoo as a preferred source to see more of our stories on Google. Australian sea lions wearing video cameras showed scientists a whole new world on the ocean floor. The footage revealed ...

Almost half of the Western Indian Ocean’s shark and ray populations are considered threatened with extinction, as populations decline. The Important Shark and Ray Areas (ISRAs) project has mapped out ...

Australian sea lions wearing video cameras showed scientists a whole new world on the ocean floor. The footage revealed surprisingly diverse habitats like sponge gardens, coral reefs, and kelp reefs.