New snail species are the world’s smallest, tinier than grains of sand

Good News Notes: “Scientists have discovered two new snail species the size of a grain of sand—the tiniest known land snails on Earth. “It’s amazing how small they are—we wouldn’t have expected that,” says Adrienne Jochum, a researcher with Natural History Museum Bern in Switzerland. The new record-holder’s diminutive nature is reflected in its scientific name, Angustopila…