Thread subject: Diptera.info :: small grey fly -> Cacoxenus indagator

Posted by Michael Becker on 28-05-2011 05:20
#1
Hello,

this photo is from beginning of april 2011. These 3-4mm flies seemed to like the plant stems I hang out for the Osmia-bees in my garden near Neuss (west germany). What is it? And was it by chance, or are they parasites?

Thanks,
Michael
Edited by Michael Becker on 29-05-2011 04:53

Posted by Tony Irwin on 28-05-2011 08:41
#2
Cacoxenus indagator (Drosophilidae) - well known parasite/commensal of Osmia bees

Posted by Michael Becker on 29-05-2011 04:52
#3
Thank you for your answer.

Michael