Breadcrumb Home Search Showing results for Language Content type Article (10) Photo (8) Lesson Plan (2) Slideshow (2) Overview (1) Article Type Personal Perspectives (8) Topics (-) Ancient Seas (23) Extinctions (14) Marine Mammals (9) At The Museum (8) Evolution (5) Climate Change (3) Fishing (2) History & Cultures (2) Invertebrates (2) Seabirds (2) Temperature & Chemistry (2) The Anthropocene (2) Exploration (1) Food Web (1) Ice (1) Seafood (1) Sharks & Rays (1) Shifting Baselines (1) Tags Fossils (11) Paleobiology (11) Smithsonian scientists (10) Ancient sea life (7) Whales (7) National Museum of Natural History (6) Scientists at work (5) Adaptations (3) Geologic periods (3) Feeding (2) Manatees & Dugongs (2) Native people (2) NOAA (2) Smithsonian collections (2) Smithsonian Tropical Research Institute (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Photo Anomalocaris canadensis August 2013 View Image Photo Ice Age Map of the World April 2016 View Image Photo Petrel Bones Help Us Understand History May 2013 View Image Article Dispatches from the Field: Treacherous stream crossings and a new fossil find May 2012 Read the Full Article Slideshow A Collection of Cambrian Fossils October 2013 See the Full Slideshow Article Excavating a "toothed" baleen whale from Vancouver Island May 2012 Read the Full Article Lesson Plan The Methane Circus November 2009 Read the Full Overview Photo Opabinia August 2013 View Image Photo Ottoia prolifica August 2013 View Image Photo Wiwaxia August 2013 View Image Photo Ancient Entoproct Community August 2015 View Image Photo Fossil Jellyfish November 2015 View Image Pagination Current page 1 Page 2 Next page