Discover extraordinary animals starting with 'O' that play vital roles in global ecosystems. From the speedy Ostrich in ...

What's the rarest ocean animal? Discover the rare and endangered ocean animals along with those that are rare because they're elusive. The rarest ocean animal is the vaquita — Spanish for “little cow” ...

Travel to the far corners of the world and discover the extraordinary ways animals are adapting to our rapidly changing planet. Traveling to the far corners of the world, we discover the extraordinary ...

For the first time, Antarctic krill have been found on seafloor vents. One scientist is working to figure out what they are doing there. Kim Bernard, at left, is an expert on Antarctic krill, a ...

Our planet is brimming with life, and the diversity of animal species on Earth is staggering. Over 2.1 million animal species have been described, but zoologists estimate that millions more have yet ...

There was nothing outwardly impressive about the clam sitting on the deck of the research vessel Bjarni Sæmundsson. The dull, gray creature, dredged from the muddy bottom of the North Atlantic, was no ...

Photographer: Kevin Raskoff. Credit: Hidden Ocean 2005 Expedition: NOAA Office Of Ocean Exploration., National Oceanic And Atmospheric Administration (NOAA), U.S ...