Breadcrumb Home Search Showing results for Language Content type Photo (46) Article (23) Slideshow (6) Lesson Plan (3) Audio (1) Overview (1) Article Type Personal Perspectives (10) Article (9) Topics (-) Ancient Seas (80) Extinctions (32) At The Museum (17) Marine Mammals (17) Evolution (14) Sharks & Rays (8) Climate Change (7) Extinctions (7) Invertebrates (5) History & Cultures (3) Temperature & Chemistry (3) The Seafloor (3) Through Time (3) Careers (2) Exploration (2) Fishing (2) Plants & Algae (2) Reptiles (2) Seabirds (2) The Anthropocene (2) Deep Sea (1) Fish (1) Food Web (1) Human Connections (1) Ice (1) Microbes (1) Plankton (1) Recreation (1) Seafood (1) Shifting Baselines (1) Tags Paleobiology (29) Fossils (24) Smithsonian scientists (18) Ancient sea life (17) Whales (15) Scientific illustrations (14) National Museum of Natural History (12) Geologic periods (9) Scientists at work (8) Adaptations (7) Mussels, Oysters & Relatives (7) New discoveries (5) Feeding (4) Geology (4) Sharks (4) Smithsonian collections (4) Manatees & Dugongs (3) News (3) Smithsonian Tropical Research Institute (3) Under the microscope (3) Algae (2) Chemistry (2) Climate Change (2) Corals (2) Dolphins & Porpoises (2) Fisheries (2) Maritime history (2) Native people (2) NOAA (2) Seagrass (2) Technology (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 Photo Globotruncana falsostuarti March 2010 View Image Photo Dugong Feeding February 2012 View Image Article What the Megalodon Left Behind July 2018 Read the Full Article Photo Cambrian Period (542 – 488 Million Years Ago) September 2011 View Image Photo Lenticulina secans March 2010 View Image Photo Multispecies Communities of Seacows January 2012 View Image Photo Carbonate Reef (Cretaceous Period: 145 - 65 Million Years Ago) December 2009 View Image Article Whale fossils on the mainland, and into a CT scanner May 2012 Read the Full Article Article When Did Today’s Whales Get So Big? July 2016 Read the Full Article Article Keeping An Ear Out For Whale Evolution March 2015 Read the Full Article Article Dispatches from the Field: Treacherous stream crossings and a new fossil find May 2012 Read the Full Article Pagination Previous page Page 1 Page 2 Page 3 Page 4 Page 5 Current page 6 Page 7 Next page