Thread subject: Diptera.info :: ID and behaviour query

Posted by Toby on 27-07-2014 22:38
#1
Interested to know why this pregnant fly was passing a droplet every 30secs or so from its abdomen.

Richmond Park, London on railings

farm6.staticflickr.com/5595/14689384416_b2d6389c6b_b.jpg
IMG_0753 fly exuding liquid from abdomen by tobyjug5, on Flickr