image: Tropical clam (giant clam). This material relates to a paper that appeared in the Sept. 20, 2017, issue of Science Advances, published by AAAS. The paper, by S.-A. Watson at James Cook University in Townsville, QLD, Australia, and colleagues was titled, "Latitudinal trends in shell production cost from the tropics to the poles." view more
Credit: [Credit: Sue-Ann Watson]