We tend to think of animals as short-lived, especially when we compare their lifespans to human lifespans. But some species move through the world at a completely different pace.

Sharks are often imagined as massive, powerful predators cruising through open water, but not all sharks are great ...

Dive into the depths of the ocean to discover seven rare deep-sea creatures so strange and elusive, you won't believe they exist.

An octopus moves around deep-sea corals at 1,612 meters (about 5,288 feet) during a remotely operated vehicle, or ROV, dive near the historic HMS ‘Challenger's’ oceanographic station 320, where the ...

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.