In the remote Desertas Islands of Madeira, Portugal, conservationists have returned hundreds of tiny endangered land snails to their native habitat, aiming to bring the mollusks back from the brink of extinction. What happened? According to Blooloop, Chester Zoo in England, working with ZooParc de Beauval in France and conservation teams from the Madeira government, helped return hundreds of captive-bred endangered snails to Bugio Island in Made…