Breadcrumb Home Search Showing results for Language Content type Photo (19) Article (14) Slideshow (6) Video (6) Audio (1) Article Type Personal Perspectives (8) Article (4) Topics (-) Ancient Seas (46) Extinctions (18) Marine Mammals (14) At The Museum (12) Evolution (8) Climate Change (7) Extinctions (7) Invertebrates (4) Sharks & Rays (4) Exploration (3) Temperature & Chemistry (3) Careers (2) History & Cultures (2) Plants & Algae (2) Deep Sea (1) Fish (1) Fishing (1) Ice (1) Plankton (1) Poles (1) Recreation (1) Shifting Baselines (1) The Anthropocene (1) The Seafloor (1) Through Time (1) Tags Fossils (21) Paleobiology (21) Smithsonian scientists (16) Ancient sea life (13) Whales (13) Scientific illustrations (12) National Museum of Natural History (10) Geologic periods (7) Scientists at work (7) Adaptations (6) Mussels, Oysters & Relatives (5) Under the microscope (5) Climate Change (4) Manatees & Dugongs (3) Smithsonian collections (3) Smithsonian Tropical Research Institute (3) Technology (3) Algae (2) Arctic (2) Chemistry (2) Corals (2) Feeding (2) Maritime history (2) New discoveries (2) News (2) Seagrass (2) Sharks (2) Women in Science (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Photo Illustration of Helicoprion January 2010 View Image Slideshow A Squalodontid Success June 2011 See the Full Slideshow Video Smithsonian Paleobiologist Brian Huber March 2010 Watch the Video Video Excavating an Extinct Toothed Whale June 2011 Watch the Video Article Long Before Coral, Mollusks Built the Ocean's Reefs December 2009 Read the Full Article Video Foraminifera on the Seafloor March 2010 Watch the Video Video Submersible Collects Deep-Sea Corals August 2011 Watch the Video Slideshow Rudist Reefs December 2009 See the Full Slideshow Video Evolution of Whales Animation September 2009 Watch the Video Article New Archaeocetes from Peru Are the Oldest Fossil Whales from South America September 2011 Read the Full Article Video Dr. Jan Backman, Marine Geologist March 2010 Watch the Video Slideshow Foraminifera March 2010 See the Full Slideshow Pagination Current page 1 Page 2 Page 3 Page 4 Next page