Fly, (order Diptera), any of a large number of insects characterized by the use of only one pair of wings for flight and the reduction of the second pair of wings to knobs (called halteres) used for balance.
Ofufe, (ịtụ Diptera), nke ọ bụla dị ukwuu ụmụ ahụhụ nke ejiri naanị otu nku nku efe efe na mbelata nku abụọ nke abụọ na-akụ (a na-akpọ halteres) ejiri mee ihe.