Toxorhynchites
Toxorhynchites, also called elephant mosquito or mosquito eater, is a genus of diurnal and often relatively colorful mosquitoes, found worldwide between about 35° north and 35° south. It includes the largest known species of mosquito, at up to in length and in wingspan. It is among the many kinds of mosquito that do not consume blood. The adults subsist on carbohydrate-rich materials, such as honeydew, or saps and juices from damaged plants, refuse, fruit, and nectar.
Cockroach
Most species of cockroach are about the size of a thumbnail, but several species are bigger. The world's heaviest cockroach is the Australian giant burrowing cockroach "Macropanesthia rhinoceros", which can reach in length and weigh more than . Comparable in size is the Central American giant cockroach "Blaberus giganteus", which grows to a similar length. The longest cockroach species is "Megaloblatta longipennis", which can reach in length and across. A Central and South American species, "Megaloblatta blaberoides", has the largest wingspan of up to .