Breadcrumb Home Search Showing results for Language Content type Article (17) Photo (15) Slideshow (5) Lesson Plan (3) Overview (1) Article Type Personal Perspectives (9) Article (5) Topics (-) Ancient Seas (41) Extinctions (19) At The Museum (13) Marine Mammals (13) Evolution (8) Climate Change (5) Extinctions (3) Sharks & Rays (3) Exploration (2) Fishing (2) History & Cultures (2) Invertebrates (2) Plants & Algae (2) Seabirds (2) Temperature & Chemistry (2) The Anthropocene (2) Deep Sea (1) Food Web (1) Human Connections (1) Ice (1) Microbes (1) Plankton (1) Reptiles (1) Seafood (1) Shifting Baselines (1) The Seafloor (1) Through Time (1) Tags Fossils (18) Paleobiology (18) Smithsonian scientists (14) Ancient sea life (12) Whales (12) National Museum of Natural History (9) Geologic periods (6) Scientists at work (6) Adaptations (4) New discoveries (4) Manatees & Dugongs (3) News (3) Smithsonian Tropical Research Institute (3) Chemistry (2) Climate Change (2) Feeding (2) Native people (2) NOAA (2) Scientific illustrations (2) Seagrass (2) Sharks (2) Smithsonian collections (2) Under the microscope (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Article The Whale Graveyard Whodunit March 2014 Read the Full Article Article When Did Today’s Whales Get So Big? July 2016 Read the Full Article Article Mystery of An Ichthyosaur Graveyard Revealed December 2022 Read the Full Article Slideshow The Ocean Throughout Geologic Time, An Image Gallery September 2011 See the Full Slideshow Article If You Build An Ocean, Sea Monsters Will Come October 2018 Read the Full Article Pagination Previous page Page 1 Page 2 Page 3 Current page 4