Mosquito
Mosquitoes of the genus "Toxorhynchites" never drink blood. This genus includes the largest extant mosquitoes, the larvae of which prey on the larvae of other mosquitoes. These mosquito eaters have been used in the past as mosquito control agents, with varying success.
Brahmaea wallichii
Brahmaea wallichii, also known as the owl moth, is a moth from the family Brahmaeidae, the Brahmin moths, and one of its largest species. It is found in the north of India, Bhutan, Myanmar, China, Taiwan, and Japan. The owl moth is nocturnal. The wingspan is about .