Origin of Fruitflies
Chris Jones & Deirdre Sumpter
4christopher.jones at nashville.com
Mon Aug 31 01:43:17 EST 1998
In article <35EA230A.7F187070 at erols.com>, M Mehrespand <mmehres at erols.com>
> If you leave a piece of fruit on a table, from where does the first
> fruitfly come? Are there eggs on each piece of fruit that hatch as the
> fruit ripens?
The first one comes from an egg. Now, as to where the *egg* comes from,
they probably come in with your fruit (some grocery stores and fruit
stands are teeming with Drosophila, and no surprise; check out a brewery
or vineyard if you have one nearby!), but at least in summer, it's also
possible that a gravid female flew in from outdoors and decided to
If you want to test it, try sealing some pieces of fly-prone fruit in
Tupperware as soon as you bring them home (but give the putative larvae
some access to air). Not that I would, myself, but it depends on how
determined you or your roommate are to settle the question.
To reply, please remove the initial digit from our address.
Make the world a better place: shoot a spammer today!
More information about the Dros