Nick Upton / Green leaf-hopper (Cicadella viridis) standing on a leaf, Wiltshire, UK, July.

Doug Wechsler / Leafhopper (Rusoana querci) nymph on white oak, Fort Washington State Park, Philadelphia, Pennsylvania, USA, June.

Doug Wechsler / Leafhopper (Coelidia olitoria) Philadelphia, Pennsylvania, USA,

Paul Bertner / Leafhopper (Cicadellidae), Marojejy National Park, Madagascar

Paul Bertner / Leafhopper (Cicadellidae), Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Paul Bertner / Leafhopper (Cicadellidae), Andasibe-Mantadia National Park, Antananarivo, Madagascar

Paul Bertner / Lynx Spider (Oxyopidae) with Leafhopper (Cicadellidae) prey, Andasibe-Mantadia National Park, Antananarivo, Madagascar

Paul Bertner / Leafhopper (Cicadellidae) nymph, Mount Kinabalu National Park, Sabah, Borneo, Malaysia

Paul Bertner / Leafhopper (Cicadellidae), Mount Kinabalu National Park, Sabah, Borneo, Malaysia

Paul Bertner / Ant (Polyrhachis rufipes) harvesting honeydew from Leafhopper (Cicadellidae), Gunung Leuser National Park, Sumatra, Indonesia

Paul Bertner / Ant (Myrmicaria sp) guarding Leafhopper (Cicadellidae), Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Kim Taylor / Rhododendron leaf-hoppers (Graphocephala fennahi) on leaf (Photinia sp) Surrey, England, October.