Last year, a small group of us set up a rather informal natural history group in our East Sussex village. We've organised several walks, one talk, and a few other things, as well as simply encouraging people in the village to get out and about and see what they can find. We've now got 138 people on the Facebook group, about 30 on the email list, and typically get a dozen people along for our short walks. There has been a pleasing amount of enthusiasm for this, so we though it...