Insects and their Allies  
Choose one of the following....or Start Again
One pair of membranous wings Two pairs of membranous wings
1 pair of membranous wings present 2 pairs of wings present.

Hind wings may be hidden under hardened forewings (beetles, true bugs and earwigs), hooked to forewings (bees and wasps), or wings may be covered in scales (moths and butterflies


Entomology CSIRO