The drone fly is an identity thief. It's often mistaken for a honey bee. Hey, isn't every floral visitor a bee? No, not by a long shot. One's a fly and one's a bee.
You've heard the expression, "On a wing and a prayer." It apparently originated during World War II. Remember the 1942 film, "The Flying Tigers," starring John Wayne as Capt.
If you're rearing monarchs or offering them a way station of nectar-producing flowers in your yard, there's one thing you don't want to see: A praying mantis nailing a monarch. That's when the "pollinator friendly garden" seems more like a "predator friendly garden." It's not by chance.