MOBILE, Ala. -- The telltale masses of pink eggs appearing around the water's edge mean Amazonian apple snails have emerged from their winter hibernation in the muck at the bottom of Langan Pond and ...

Did you have an aquarium when you were growing up – or do you have one now? Did you have snails in it? In nature, our rivers, creeks and lakes are filled with freshwater snails … or were until ...