The http://www.pasophe.org/gatisosoq Cuckoo wasps Insect larvae of Chrysis fuscipennis from the northern hemisphere live in the nests of potter wasps (vespidae), feeding on the egg, larva, and any stored food of their host. Adult body length o.4 inches (10 mm).
Cuckoo wasps Insect Facts:
Common name: Cuckoo wasps (jewel wasps, ruby-tailed wasps)
Number of species: About 3,000 (about 130 U.S.)
Size: From about 0.1 in (3 mm) to about 0.5 in (13 mm)
Key features: Body hard, metallic, usually brightly color often green or red and green, but sometimes blue or golden shimmer; thorax armored, usually densely covered in small pits, only 3 abdominal segments visible from above; underside of abdomen flat or concave, sting usually nonfunctional; males and females difficult to distinguish
Habits: Active in bright sunshine near the nests of their host bees and wasps, usually seen running on gate posts, fences, tree trunks, walls, rock faces, or bare ground
Breeding: Most species lay eggs in nests of bees or wasps, the cuckoo wasp larva eats the host larva and its stock of such some species parasitic on other types of insects as bugs
Diet: Adults feed on nectar and honeydew; larvae feed on broods of bees and wasps and their stored food
Habitat: Woods, meadows, deserts, mountains, disused lots, and gardens
Distribution: Worldwide, but commoner in warmer zones.
Cuckoo wasps Insect Photos Gallery: