Doug Wechsler / Wood Cockroach (Parcoblatta) in rotten log, Wissahickon, Fairmount Park, Philadelphia, Pennsylvania, USA, December.

Alex Hyde / Domino Cockroach (Therea petiveriana) photographed on a white background. Captive, originating from India.

MYN / Dirk Funhoff / Cockroach (Ectobius sp.) Trassenwald, Ludwigshafen, Germany, November. Meetyourneighbours.net project

Kim Taylor / Tawny Cockroach (Ectobius pallidus) female with egg sac / ootheca, against white background, Surrey, England