Unidentified Beefly (Bombyliidae) Order, Diptera
Published December 2, 2010 | 
Unidentified Beefly found feeding on pollen. Many of these fly resemble bees or wasps and most have a long probiscus that they use to obtain nectar from flowers. Their larvae are parasitic to solitary bees, some larvae destroy grasshopper eggs and others are parasitic on caterpillars.
Link to this post!