orders of insects. Physically, some insects move their flight muscles directly, others indirectly. In insects with direct flight, the wing muscles directly...

gliding. Two insect groups, the dragonflies and the mayflies, have flight muscles attached directly to the wings. In other winged insects, flight muscles...

Insect morphology is the study and description of the physical form of insects. The terminology used to describe insects is similar to that used for other...

the history of Earth, and along with it the diversity of insects. The Pterygotes (winged insects) underwent a major radiation in the Carboniferous (358...

romanized: pterugōtós, lit. 'winged') are a subclass of insects that includes all winged insects and the orders that are secondarily wingless (that is, insect groups whose...

ever have wings, with up to two pairs on the thorax. Whether winged or not, adult insects can be distinguished by their three-part body plan, with head...

This glossary of entomology describes terms used in the formal study of insect species by entomologists. abbreviate(d) (adjective) Of an organ or member:...

Crickets are orthopteran insects which are related to bush crickets, and, more distantly, to grasshoppers. In older literature, such as Imms, "crickets"...

lepidopterans (butterflies and moths), scales are plates on the surface of the insect wing, and provide coloration. Scales are quite common and have evolved multiple...

veins along their length and multiple cross-veins. Their wing venation is unique among insects. The body is often further modified to resemble vegetation...