FILE - In this Aug. 24, 2010 FILE photo released by Chile's Paleontological Museum of Caldera, a prehistoric whale fossil lays in the Atacama desert near Copiapo, Chile. A team of Chilean and Smithsonian Institution scientists investigating the graveyard of marine mammal fossils say toxins generated by algae blooms most likely poisoned the animals millions of years ago. The study by a team of Chilean and Smithsonian Institution scientists was published Wednesday, Feb. 26, 2014 in the journal Proceedings of the Royal Society B. (AP Photo/Museo Paleontologico de Caldera, File)