Breadcrumb Home Search Showing results for Language Content type Article (6) Photo (4) Slideshow (2) Article Type Article (3) Personal Perspectives (2) Topics (-) Ancient Seas (12) (-) Evolution (12) At The Museum (5) Extinctions (4) Marine Mammals (3) Extinctions (2) Through Time (2) Exploration (1) Human Connections (1) Invertebrates (1) Reptiles (1) Sharks & Rays (1) Tags Fossils (7) Ancient sea life (6) Paleobiology (6) Adaptations (5) National Museum of Natural History (4) Feeding (3) Geologic periods (3) Smithsonian scientists (3) Whales (3) Scientific illustrations (2) Scientists at work (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Photo The First Filter Feeder August 2015 View Image Slideshow The Ocean Throughout Geologic Time, An Image Gallery September 2011 See the Full Slideshow Article Excavating a "toothed" baleen whale from Vancouver Island May 2012 Read the Full Article Slideshow A Collection of Cambrian Fossils October 2013 See the Full Slideshow Article Meals of the Mighty Mosasaur November 2018 Read the Full Article Article Shark Teeth Tell Great White Shark Evolution Story November 2012 Read the Full Article Photo Ancient Entoproct Community August 2015 View Image Photo Elevator Rudists January 2018 View Image Article If You Build An Ocean, Sea Monsters Will Come October 2018 Read the Full Article Photo Cambrian Period (542 – 488 Million Years Ago) September 2011 View Image Article Keeping An Ear Out For Whale Evolution March 2015 Read the Full Article Article Dispatches from the Field: Treacherous stream crossings and a new fossil find May 2012 Read the Full Article