Wildlife at Alton Water Reservoir. Insects, animals, Moths, Butterflies, Beetles, Weevils, Bees, Wasps, larva, fungi, Caterpillars, Froghoppers, Leafhoppers, Plant hoppers, Earwigs, Ants, Moles, Voles, Birds, Slugs and snails, Snakes, Newts and Lizards.