Wander through your backyard or walk along a stream and it’s likely you’ll see a snail – small, squishy animals with shells on their backs. Snails are found in water, whether in salty oceans, rivers ...

Snails have shells the moment they're born, but it's kind of hard to tell. In fact, it's hard to even see a baby snail. Some are nearly microscopic, such as Angustopila psammion, whose adult-sized ...

This article was originally featured on The Conversation. Wander through your backyard or walk along a stream and it’s likely you’ll see a snail – small, squishy animals with shells on their backs.

John F. Tooker receives funding from U.S. Department of Agriculture, National Science Foundation, Pennsylvania Department of Agriculture, and Pennsylvania Soybean Board. Daniel Bliss and Jared Adam do ...