Description: [caption id="" align="aligncenter" width="442" caption="A group of scientists leaves Barro Colorado Island in a small boat, during 1923, Smithsonian staff were in Panama with the Institute for Research in Tropical America, a group of private foundations and universities under the auspices of the National Research Council, who first established a research laboratory on Barro
Description: [caption id="" align="aligncenter" width="430" caption="One of a pair of tiger cubs, with a playful appearance, lies on a quilt in its den at the National Zoological Park, The cubs were born on June 14, 1993, to Kerinci, a rare Sumatran tiger who came to the Zoo in July 1989 as part of an exchange with the Jakarta (Ragunan Zoological Garden) Zoo in Indonesia, by Jessie Cohen,
Description: [caption id="" align="aligncenter" width="442" caption="Kjell Sandved, Department of Botany photographer, chest deep in water taking a close-up shot of plants, 1970s, by Dave Wapinski, Photographic print, Smithsonian Institution Archives Record Unit 371 Box 2 Folder November 1977, Negative Number: 96-927. "][/caption]
Description: [caption id="" align="aligncenter" width="430" caption="Actor and environmentalist Robert Redford discusses a scene from the film "The Earth in Our Hands" with Walter Adey, director of Natural History's Marine Systems Laboratory (MSL). The film was shot in MSL's Everglades Ecosystem at the Old Soldiers' Home, 1989, Richard K. Hofmeister, Photographic print, Smithsonian
Description: [caption id="" align="aligncenter" width="350" caption="A passenger pigeon Martha (named after Martha Washington), the last survivor of an American species that numbered in the millions prior to the 1880's, died in the Cincinnati Zoo in 1914, Her body was donated to the Smithsonian Institution and brought to the United States National Museum, now the National Museum of Natural
Description: [caption id="" align="aligncenter" width="453" caption=""Tucker," a two day old orangutan, cradled in the arms of his mother "Pensi" at the National Zoological Park, c. 1983, by Jessie Cohen, Photographic print, Smithsonian Institution Archives, Record Unit 371, Box 4, Folder: May 1983, Negative Number: 95-249."][/caption]
Description: [caption id="" align="aligncenter" width="442" caption="Mark and Diane Littler inspecting algae at the Smithsonian Marine Station at Link Port, Florida. Mark is holding the algae specimen, Both are in the water wearing snorkeling gear and wetsuits, 1984, by Jeff Tinsley, Photographic print, Smithsonian Institution Archives, Record Unit 371 Box 4 Folder February 1985, Negative
Description: [caption id="" align="aligncenter" width="412" caption="David Scott, Harry Lowe, and Harold Cross restore a Stuart Davis mural at the National Collection of Fine Arts, now the National Museum of American Art, 1965, by Unknown photographer, Photographic print, Smithsonian Institution Archives, Record Unit 314 Box 30 Folder 1, Negative Number: 95-20301."][/caption]
Description: [caption id="" align="aligncenter" width="437" caption="Ernest P. Walker, Assistant Director, National Zoological Park, 1930-1956, with a flying squirrel, Date unknown, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95 Box 24A Folder 1, Negative Number: 2002-10670."][/caption]
Description: [caption id="" align="aligncenter" width="421" caption="Smithsonian's pilot aluminum-can recycling program started early in February 1990. Forty-four containers like the one pictured were placed at the National Museum of American History (NMAH), National Museum of Natural History (NMNH), National Air and Space Museum, and the Museum Support Center, 1989, by Jeff Tinsley,