Breadcrumb Home Search Showing results for Language Content type Photo (15) Article (5) Slideshow (5) Lesson Plan (2) Audio (1) Overview (1) Article Type Article (3) Personal Perspectives (1) Topics (-) Ancient Seas (29) Extinctions (9) Evolution (5) At The Museum (4) Climate Change (4) Extinctions (4) Marine Mammals (4) Sharks & Rays (3) Exploration (2) Temperature & Chemistry (2) The Seafloor (2) Deep Sea (1) Fish (1) Fishing (1) History & Cultures (1) Human Connections (1) Ice (1) Microbes (1) Plankton (1) Recreation (1) The Anthropocene (1) Through Time (1) Tags Paleobiology (10) Scientific illustrations (9) Fossils (8) Geologic periods (6) Ancient sea life (4) Mussels, Oysters & Relatives (4) Smithsonian scientists (4) Whales (4) Feeding (3) Geology (3) National Museum of Natural History (3) Adaptations (2) Climate Change (2) Smithsonian collections (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Slideshow A Squalodontid Success June 2011 See the Full Slideshow Article The Discovery of Multispecies Communities of Seacows January 2012 Read the Full Article Slideshow A Collection of Cambrian Fossils October 2013 See the Full Slideshow Overview Sea Level Rise April 2016 Read the Full Overview Slideshow Foraminifera March 2010 See the Full Slideshow Pagination Previous page Page 1 Page 2 Current page 3