The Plains Viscacha or plains vizcacha (Lagostomus maximus) is a species of rodent in the Chinchillidae family. It is the only living species within the genus Lagostomus. It is found in Argentina, Bolivia, and Paraguay. The plains viscacha is the largest species of the family Chinchillidae. They construct elaborate burrows that house successive colonies for decades.
An Agouti near Coca in eastern Ecuador. There is some dispute as to whether this Amazonian population is the same as the Central American Agouti, D. punctata.
This Malayan Porcupine, Hystrix brachyura, was photographed in China, as part of a research project utilizing motion-activated camera-traps.You are invited to go WILD on Smithsonian's interactive website, Smithsonian WILD, to learn more about the research and browse photos like this from around the world.siwild.si.edu/wild.cfm?fid=5179461483
A family of Lesser Capybara head for the effluent pond at Gamboa Rainforest Resort in Panama. The species is found in Panama and northernmost South America.