Snails in a jar
TV over the past month or two has been awash with shows on Charles Darwin, with quite a bit of repetition, but one new project I learnt about this week concerned an Open University mass participation project to study the evolution of colour patterns in two species of banded snails. These attractive molluscs will be familiar to gardeners. The idea is to determine if historical banding patterns across the country compare with what is present at the moment, and determine if the banding pattern may possibly be evolving due to changes in numbers of predatory thrushes and climate change for instance. Always keen to have a go at simple recording projects I logged on to the website and then got searching in my embarrassingly weedy garden.
There are two species Read the rest of this entry »



