. "\"The process whose specific outcome is the progression of the haltere over time, from its formation to the mature structure. The haltere is the club-shaped 'balancers' found on each side of the metathorax among the true flies (Diptera). They are the much-modified hind wings.\" [GOC:jid, http://www.earthlife.net]" . . "haltere development" . .