A pair of worker ants, Formica subsericea, tends to a small colony of aphids (Iowa, USA).
Leafhopper, Scaphoideus carinatus. (Iowa, USA)
Fuzzy flatid planthopper nymph (Hemiptera: Flatidae, from Iowa, USA). In addition to providing camouflage, it is thought that these waxy filaments defend against attack; if a predator only manages a glancing blow and gets a mouthful of wax, the hopper may have a chance to escape.
