Robber Fly
Promachus

Promachus bastardii
Beautiful Promachus Robber Fly posing for photos in Mercur Canyon,
Tooele County,
Utah. Back shot below. © Carol Davis 9-1-2017

Promachus robber fly
If you want to see a Robber Fly up close and personal, some can be
observed on your pant leg if you're wearing gray or tan pants. What
the attraction is, I'll never know.  © Carol Davis 9-1-2017

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