Dark Giant Horse Fly vs Spanish Copris

Side-by-side species comparison

Dark Giant Horse Fly

The largest horse fly in the British Isles, dark brown with a robust build. Females deliver an extremely painful bite to livestock and humans.

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Its bite is considered the most painful of any European fly species.

A large shiny black dung beetle with a single curved horn on the males head. It constructs elaborate underground brood chambers beneath dung pats.

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Both parents cooperate to sculpt perfectly round dung balls in underground chambers and guard them until the larvae pupate.