Breadcrumb Home Search Showing results for Language Content type Photo (46) Article (23) Video (8) Slideshow (6) Lesson Plan (3) Audio (1) Overview (1) Article Type Personal Perspectives (10) Article (9) Topics (-) Ancient Seas (88) Extinctions (33) At The Museum (17) Marine Mammals (17) Evolution (15) Climate Change (10) Extinctions (8) Sharks & Rays (8) Invertebrates (7) Exploration (4) Temperature & Chemistry (4) The Anthropocene (4) History & Cultures (3) Shifting Baselines (3) The Seafloor (3) Through Time (3) Careers (2) Deep Sea (2) Fishing (2) Ice (2) Plants & Algae (2) Reptiles (2) Seabirds (2) Coral Reefs (1) Fish (1) Food Web (1) Human Connections (1) Microbes (1) Plankton (1) Poles (1) Recreation (1) Seafood (1) Tags Paleobiology (33) Fossils (27) Smithsonian scientists (20) Ancient sea life (18) Whales (17) National Museum of Natural History (14) Scientific illustrations (14) Geologic periods (9) Scientists at work (8) Adaptations (7) Mussels, Oysters & Relatives (7) Climate Change (5) Geology (5) New discoveries (5) Under the microscope (5) Corals (4) Feeding (4) Sharks (4) Smithsonian collections (4) Smithsonian Tropical Research Institute (4) Chemistry (3) Manatees & Dugongs (3) News (3) Shifting Baselines (3) Technology (3) Algae (2) Arctic (2) Dolphins & Porpoises (2) Endangered species (2) Fisheries (2) Ice (2) Maritime history (2) Native people (2) NOAA (2) Research vessels (2) Seagrass (2) Women in Science (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Lesson Plan The Methane Circus November 2009 Read the Full Overview Lesson Plan Fossil Forams and the Scientific Process March 2010 Read the Full Overview Lesson Plan The Puzzle of Ice Age Americans December 2009 Read the Full Overview Photo Fossil Jellyfish November 2015 View Image Video When Fish Wore Armor April 2019 Watch the Video Photo Elevator Rudists January 2018 View Image Slideshow Rudist Reefs December 2009 See the Full Slideshow Photo Recliner Rudists November 2016 View Image Photo Carbonate Reef (Cretaceous Period: 145 - 65 Million Years Ago) December 2009 View Image Video Dr. Jan Backman, Marine Geologist March 2010 Watch the Video Video Foraminifera on the Seafloor March 2010 Watch the Video Video Submersible Collects Deep-Sea Corals August 2011 Watch the Video Pagination Current page 1 Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Page 8 Next page