Posted by
Cecile on 16-11-2006 12:29
#1
Are these two little flies Terellia tussilaginis, male and female ?
(found in Brittany, Jul 2006, size: 6 mm?)
Thanks for any help!
#4
beautiful fly.. but a pest.
I think it is a good signal to see very few tephritids among many fruit trees.
but neither all are pests

"Some species are pests, together causing billions of dollars in losses annually, whereas other species are beneficial biological control agents of weeds."