Breadcrumb Home Search Showing results for Language Content type Article (12) Photo (10) Slideshow (5) Lesson Plan (2) Overview (1) Article Type Personal Perspectives (6) Article (3) Topics (-) Ancient Seas (30) Extinctions (14) At The Museum (9) Evolution (9) Marine Mammals (9) Climate Change (4) History & Cultures (3) Sharks & Rays (3) Temperature & Chemistry (3) Extinctions (2) Through Time (2) Careers (1) Exploration (1) Fishing (1) Human Connections (1) Ice (1) Invertebrates (1) Plankton (1) Reptiles (1) The Anthropocene (1) The Seafloor (1) Tags Fossils (15) Paleobiology (12) Ancient sea life (11) Smithsonian scientists (8) Whales (7) Geologic periods (6) National Museum of Natural History (6) Adaptations (5) Scientific illustrations (5) Mussels, Oysters & Relatives (3) New discoveries (3) Scientists at work (3) Climate Change (2) Feeding (2) Manatees & Dugongs (2) Maritime history (2) Native people (2) News (2) NOAA (2) Smithsonian Tropical Research Institute (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Photo Early Whale with Webbed Feet October 2016 View Image Photo Hallucigenia's Spikes April 2019 View Image Article Expedition to Excavate a Fossil Whale June 2011 Read the Full Article Photo Ocean Over Time November 2010 View Image Article Shark Teeth Tell Great White Shark Evolution Story November 2012 Read the Full Article Article The Discovery of Multispecies Communities of Seacows January 2012 Read the Full Article Photo Anomalocaris canadensis August 2013 View Image Article Unearthing History: Mary Anning's Hunt for Prehistoric Ocean Giants March 2016 Read the Full Article Photo Wiwaxia August 2013 View Image Article Smithsonian Scientists Describe a 'New' Fossil Whale March 2012 Read the Full Article Photo Ediacaran Community, Proterozoic Eon (2,500 - 542 Million Years Ago) September 2011 View Image Photo Illustration of Helicoprion January 2010 View Image Pagination Current page 1 Page 2 Page 3 Next page