Breadcrumb Home Search Showing results for Language Content type Article (2) Article Type Article (1) Personal Perspectives (1) Topics Ancient Seas (2) Marine Mammals (2) At The Museum (1) Extinctions (1) Extinctions (1) Plants & Algae (1) Tags (-) Ancient sea life (2) (-) Fossils (2) (-) Manatees & Dugongs (2) Seagrass (2) Smithsonian scientists (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Article The Discovery of Multispecies Communities of Seacows January 2012 Read the Full Article Article Flippers or Feet? An Extinct Mammal May Have Been Replaced By Today's Sea Cows August 2016 Read the Full Article