3 months
Approximately 30 seconds in my house
comet moths can live up to 3 weeks they lay eggs 3 time in that life span they eat 20 pounds to 30 pounds of leaves. - Albert Linderston the scientest
2 to 5 weeks for moths but butter flies live up to 2 weeks the first week they grow up and get cared for and eat after being born in a cocoon and they second week they have kids and get eaten after...
The Luna moth only live's about a week because it has no mouth and can't eat. *Source* http://www.totallybuggin.com/site/1586384/page/836018