Description: [view in Spanish][edan-image:id=siris_sic_7144,size=200,right]During construction of the Panama Canal at the start of the century, many laborers died of malaria and yellow fever. To find ways to control the diseases, North American biologists came to the isthmus of Panama. Some of these scientists were so impressed by the diversity of the natural environment that they later
Description: We all screamed for ice cream at the old-fashioned ice cream parlor at Smithsonian's National Museum of American History between 1981 and 2006.
Description: [view in Spanish]Born in Las Anonas, near San José, Costa Rica, Zeledón was the scion of a distinguished family whose intellectual gifts and love of learning were common traits. His father, don Manuel Zeledón, was governor of the district of San José for thirty years, and a man of great integrity. From earliest childhood José was interested in birds, and began serious study as