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.ncbi.nlm.nih.gov/pubmed/32659004 ]

This is just here as a test because I lose it