Getting to know Shelley the Snail
Shelley, better know as Cornu aspersum, haunts our dreams with their savage leaf destruction. So rather than be terrified of them I set out to know them a little better. There are over 200,000 species of land and seas snails and they first appeared on the planet 550 million years ago, equally at home in the tropics, dessert or deep water. The largest is the African snail with a record of 38cm long and the smallest is .8 of a millimetre. Shelley has up to 14,000 little teeth that rasp bits of leaf off. They can take about a week [...]