Fruit fly attractants was Re: You are all Dogless people!

[amicus constantini]

In article
<Pine.SGI.3.91.970327202737.28029B-100000-100000-100000 at echidna.stu.cowan.ed
u.au>, James SHOTTER <fkzwpn at echidna.stu.cowan.edu.au> wrote:


>
>Well, fruit fly are attracted to rotten vegetables. Can anyone brief me 
>to as what chemical they are attracted to... ethene??
>
>regards james
>
>Edith Cowan University, Perth Western Australia
>(student)

Drosophila are attracted to CO2, ethanol (fermentation by-products) and
probably other yeast constitutuents/products.  Leave an open beer in a fruit
fly lab.  Don't drink it, it will be full of flies!