To many, Labor Day marks the end of the summer season, even as Memorial Day marks its beginning. Many see Labor Day as their last chance to get out and take a vacation before summer is gone, and many workers get a two-week annual vacation period with Labor Day Weekend right in the middle of the two weeks off.
The lifespan of a hover fly is similar to other flies. They can  live anywhere between 15 to 30 days and it all depends on the  climate and temperature they are in.he common housefly (suborder Cyclorrhapha) generally can have a life cycle of 15 to 30 days. Four distinct stages characterize its life cycle: egg, larva, pupa, and adult.
Different butterfly species have different adult potential life spans. By marking butterflies then recapturing or sighting them later scientists gain information on how long butterflies can live. An average butterfly species has an adult life span of 2 weeks or less.For example one butterfly studied in Costa Rica had a life expectancy of about 2 days, and live 10 days at the most.No adult butterfly can live more than a year.ifferent butterfly species have different adult potential life spans. By marking butterflies then recapturing or sighting them later scientists gain information on how long butterflies can live. An average butterfly species has an adult life span of 2 weeks or less.