spacemouses's picture

IMG_3499

Observed: 14th June 2011 By: spacemouses
IMG_3499
Description:

If this is female, is it laying eggs in host fly?

Identifications
Species interactions

No interactions present.

Species with which Yellow dung fly (Scathophaga stercoraria) interacts

Comments

ophrys's picture

Predatory

They are predatory upon other diptera. It looks as though the victim here is a Downlooker Snipefly...quite a big prey item. According to Collyer and Hammond, they seize the prey by the thorax, insert the proboscis and extract the juices from the head first, then the abdomen.

Nice!

Ian
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