A Natural History of Shells ²⁶ 2007 ProDSS pH/ORP Sensor with Module

ProDSS pH/ORP Sensor with Module

1x Kemmerer Water Sampler

It uses an optical sensor that ensures long-term stability and eliminates accuracy drift over time

and vehicles from corrosive bird droppings

- Allowing long reach capture of moving prey

A Natural History of Shells ²⁶ 2007 ProDSS pH/ORP Sensor with ModuleGeerat Vermeij wrote this celebration of shells to share his enthusiasm for these supremely elegant creations and what they can teach us about nature. Most popular books on shells emphasize the identification of species, but Vermeij uses shells as a way to explore major ideas in biology. How are shells built? How do they work? And how did they evolve? With lucidity and charm, the MacArthur winning evolutionary biologist reveals how shells give us