Smithsonian researchers working in Colombia's Cerrejón coal mine have unearthed the first megafossil evidence of a neotropical rainforest. Titanoboa, the world's biggest snake, lived in this ...

The Wallace Line separates this realm from the Australian realm. The Neotropical Rainforest Realm The Amazon River Basin covers some 40% of the South American continent and dwarfs all other ...

(Credit: Fabiany Herrera) Smithsonian Tropical Research Institute paleobotanist Mónica Carvalho, who led the study, and her colleagues found that the asteroid strike wiped out 45 percent of the plant ...

But in 2009, Smithsonian Tropical Research Institute paleobotanist Carlos Jaramillo and colleagues identified the earliest ...

It seems to prefer clear, fast flowing rivers and streams and has been spotted in the creeks and rivers of the Iwokrama Rain Forest and in the Rewa River. Neotropical Otter (Photo by A Holland ...

the Oriental or Indomalayan/Asian rainforest, and the Central and South American Neotropical. Rainforests are "cradles of diversity." They spawn and support 50 percent of all living organisms on ...