Breadcrumb Home Search Showing results for Language Content type Photo (29) Article (4) Video (2) Overview (1) Article Type Article (4) Topics (-) Through Time (36) Ancient Seas (3) At The Museum (3) Careers (2) Climate Change (2) Evolution (2) Human Connections (2) Invertebrates (2) Exploration (1) Ice (1) Poles (1) Reptiles (1) Sharks & Rays (1) Temperature & Chemistry (1) Tags Ancient sea life (4) Fossils (4) Paleobiology (3) Smithsonian scientists (3) Apex predator (2) Arctic (2) Geologic periods (2) National Museum of Natural History (2) Sea stars & Urchins (2) Sharks (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Overview Ocean Through Time April 2019 Read the Full Overview Article If You Build An Ocean, Sea Monsters Will Come October 2018 Read the Full Article Photo A Mesozoic Ocean April 2019 View Image Photo Sea Lilies April 2019 View Image Photo Kathy Crane with colleagues on ice March 2010 View Image Article Meals of the Mighty Mosasaur November 2018 Read the Full Article Photo Global Conveyer Belt August 2013 View Image Video Receding Ice Cover January 2011 Watch the Video Photo Hedbergella sliteri March 2010 View Image Photo The Mesozoic Sea April 2019 View Image Article What the Megalodon Left Behind July 2018 Read the Full Article Photo Plesiosaur on the Hunt April 2019 View Image Pagination Current page 1 Page 2 Page 3 Next page