A STUDY of shell regeneration in Helix aspersa (Müller) 1 showed that this snail was able to repair its shell with rapidity, chiefly by virtue of the speed with which amœbocytes could transport ...

A collection of fossil shells from marine snails and clams is challenging a theory that says the world's deadliest mass extinction was accompanied by severe ocean acidification. The study is the first ...

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 ...