Breadcrumb Home Search Showing results for Language Content type Article (20) Photo (14) Slideshow (5) Lesson Plan (3) Audio (1) Overview (1) Video (1) Article Type Personal Perspectives (10) Article (7) Topics (-) Ancient Seas (45) Extinctions (22) At The Museum (15) Marine Mammals (15) Evolution (9) Sharks & Rays (5) Climate Change (4) History & Cultures (3) The Anthropocene (3) Exploration (2) Extinctions (2) Fishing (2) Reptiles (2) Shifting Baselines (2) Temperature & Chemistry (2) Through Time (2) Careers (1) Coral Reefs (1) Deep Sea (1) Fish (1) Food Web (1) Human Connections (1) Ice (1) Invertebrates (1) Microbes (1) Plankton (1) Plants & Algae (1) Recreation (1) Seabirds (1) Seafood (1) The Seafloor (1) Tags Fossils (22) Paleobiology (18) Ancient sea life (14) Smithsonian scientists (14) Whales (13) National Museum of Natural History (11) Scientists at work (8) Geologic periods (7) Adaptations (4) Scientific illustrations (4) Geology (3) New discoveries (3) Smithsonian collections (3) Smithsonian Tropical Research Institute (3) Chemistry (2) Climate Change (2) Dolphins & Porpoises (2) Feeding (2) Fisheries (2) Manatees & Dugongs (2) Maritime history (2) Native people (2) News (2) NOAA (2) Shifting Baselines (2) Technology (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Article Dispatches from the Field: Treacherous stream crossings and a new fossil find May 2012 Read the Full Article Article The Whale Graveyard Whodunit March 2014 Read the Full Article Lesson Plan The Puzzle of Ice Age Americans December 2009 Read the Full Overview Article Excavating a "toothed" baleen whale from Vancouver Island May 2012 Read the Full Article Article The Discovery of Multispecies Communities of Seacows January 2012 Read the Full Article Photo Opabinia August 2013 View Image Video Coral Reefs Changing Over Time August 2013 Watch the Video Photo An Ichthyosaur Jaw Bone December 2022 View Image Photo Wiwaxia August 2013 View Image Photo The Ancient Shark Falcatus falcatus August 2014 View Image Photo The Archean Eon (4,600 – 2,500 Million Years Ago) September 2011 View Image Photo Illustration of Helicoprion January 2010 View Image Pagination Previous page Page 1 Page 2 Current page 3 Page 4 Next page