A major new study built on more than three decades of fieldwork in Costa Rica’s Guanacaste Conservation Area suggests Earth may be home to far more insect species than scientists have long believed. The research, published in Proceedings of the National Academy of Sciences, estimates that the planet has about 14.2 million to 20.3 million […] The post Costa Rica Study Suggests Earth Has Far More Insect Species Than Scientists Thought appeared first on The Tico Times | Costa Rica News | Travel | Real Estate .