Robert Thompson / Owlfly sulphur (Libelloides coccajus) on flower, near Gavarnie, Pyrenees National Park, France, June.

Paul Bertner / Owl Fly (Ascalaphidae) larvae, Tambopata Research Center, Peru

Piotr Naskrecki / Owlfly (Tmesibasis scopsi), Gorongosa National Park, Mozambique

Piotr Naskrecki / Owl Fly (Ascalaphidae), Gorongosa National Park, Mozambique

Paul Bertner / Owl Fly (Ascalaphidae) larva, Amani Nature Reserve, Tanzania

Paul Bertner / Owl Fly (Ascalaphidae) larva, Amani Nature Reserve, Tanzania

Paul Bertner / Owl Fly (Ascalaphidae) larva, Udzungwa Mountains National Park, Tanzania

Edwin Giesbers / Owlfly (Libelloides coccajus) resting, Aosta Valley, Gran Paradiso National Park, Italy.

Robert Thompson / Owlfly (Libelloides icericus) near Bargemon, Provence, southern France, May.

Lorraine Bennery / Owlfly (Libelloides coccajus) adult just emerged, Grands Causses Regional Natural Park, France, May.

John Abbott / Owlfly (Ululodes floridanus) male flying, Tuscaloosa County, Alabama, USA Controlled conditions. July

John Abbott / Leaf-footed bug (Leptoglossus oppositus) flying, Tuscaloosa County, Alabama, USA Controlled conditions. July