Breadcrumb Home Search Showing results for Language Content type Photo (40) Article (13) Slideshow (3) Video (2) Article Type Personal Perspectives (7) Article (3) Topics (-) Extinctions (58) Ancient Seas (33) Marine Mammals (17) At The Museum (15) Sharks & Rays (6) Evolution (4) Invertebrates (3) Climate Change (2) Exploration (2) Extinctions (2) History & Cultures (2) Plants & Algae (2) Temperature & Chemistry (2) The Seafloor (2) Careers (1) Fishing (1) Technology (1) Tags Paleobiology (34) Smithsonian scientists (27) Whales (23) Fossils (17) Smithsonian collections (12) Ancient sea life (11) National Museum of Natural History (9) Scientists at work (9) Behind-the-scenes (5) Geology (5) Adaptations (4) New discoveries (4) Geologic periods (3) News (3) Scientific illustrations (3) Smithsonian Tropical Research Institute (3) Algae (2) Maritime history (2) Technology (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Article Shark Teeth Tell Great White Shark Evolution Story November 2012 Read the Full Article Photo Ediacaran Community, Proterozoic Eon (2,500 - 542 Million Years Ago) September 2011 View Image Article When Did Today’s Whales Get So Big? July 2016 Read the Full Article Article New Archaeocetes from Peru Are the Oldest Fossil Whales from South America September 2011 Read the Full Article Slideshow A Collection of Cambrian Fossils October 2013 See the Full Slideshow Video Foraminifera on the Seafloor March 2010 Watch the Video Article Excavating a "toothed" baleen whale from Vancouver Island May 2012 Read the Full Article Photo Preparing a Fossil Whale Specimen September 2011 View Image Photo Racing the Tide June 2011 View Image Photo Researchers Prepare for a Long Day in the Field June 2011 View Image Photo Panama Expedition Success June 2011 View Image Photo Bones and Teeth of South America's Oldest Fossil Whales September 2011 View Image Pagination Previous page Page 1 Current page 2 Page 3 Page 4 Page 5 Next page