image: View looking down into the rainforest from the Smithsonian Tropical Research Institute's canopy crane at Parque Natural Metropolitano, Panama. This material relates to a paper that appeared in the Sept. 1, 2017, issue of Science, published by AAAS. The paper, by I.J. Wright at Macquarie University in Sydney, NSW, Australia, and colleagues was titled, 'Global climatic drivers of leaf size.' view more
Credit: Ian Wright