This is a beautiful sheet of 6 stamps, issued by Guinea in 2010, commemorating the 2010 International Year of Biodiversity. Featured on the sheet are French photographer & environmentalist Yann Arthus-Bertrand, the Green Violetear hummingbird, Golden Globe Award-winning actor & supporter of environmental philanthropy Leonardo DiCaprio, the Giant Panda Bear, Vice President of the United States of America & Nobel Peace Prize-winning environmental activist Al Gore, the Lynx wildcat, and the Pacific Blue-Tailed Skink. The sheet is Michel catalog #7774-9, and is Post Office fresh, mint never hinged, and F/VF.