With over 7,000 species described, the world of these Robber Flies, is so diverse that an entire family, Asilidae , has been created for them. They’re named for their feeding behaviour: they ...

Robber flies are a cosmopolitan family with over 7,500 distinct species distributed around the globe, including right here in Ontario, such as Laphria posticata and Promachus bastardii — the ...

Corrections A previous version of this story said a rubber fly was found during the Ojibway Prairie BioBlitz. In fact, it was a robber fly. Jul 20, 2015 6:50 AM PDT ...

A Bandit’s Foot This robber fly’s foot is perfectly designed for grasping and stealing the life from the other insects that it preys on. Robber flies hunt on the wing, capturing their prey in the air ...

Robber Flies (Assassin Flies), Family Asilidae. These flies are predators that hunt and feed on other insects. They are the third most diverse group of flies, with more than seven thousand species ...