This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. In hydrothermal vent fields, a small snail evolved an iron-reinforced shell. Here’s how it ...

What it eats: As an adult, it doesn't! All of the snail's nutrition is generated internally, by endosymbiotic bacteria — microbes that live in the snail's gut. The scaly-foot snail, or volcano snail, ...

The scaly-foot snail, or volcano snail, possesses something unique among gastropods: a coat of protective armor covering its foot, made from hundreds of overlapping iron-infused scales. It fortifies ...