A robber fly perched on a flat piece of sandstone in the red rock country of the Colorado Plateau. The choice of perch was not arbitrary, for here the robber had a view in all directions. It flew off, ...

(WJW) – There is a fly in Ohio that experts are buzzing about. The large fly that commonly measures over 1 1/4” long is sometimes called a giant robber fly, an assassin, or even a cannibal fly, and ...

This article was originally featured on The Conversation. April in the Florida Panhandle. It was hot, humid, and a thunderstorm was lurking. But as a fresh graduate student, I was relieved for the ...

Q: I saw this interesting critter sitting on my window screen and it looks like a giant, oddly-shaped bee. Is it good to have around the garden? A: Yes. This is a robber fly, and they come in a range ...

I spotted this amazing sight (see photo, right) in Croatia in July 2007. In light of New Scientist‘s book Does Anything Eat Wasps?, I’d like to know what’s going on here. Which insect is eating which, ...

Naturalists have noticed for at least a century that insects have a way of mimicking each other. Butterflies of two species not closely related often show similar patterns of bright colors.