Oriental cockroach
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The oriental cockroach, also known as the waterbug or black cockroach, is a large species of cockroach, adult males being 18–29 mm and adult females being 20–27 mm. It is dark brown or black in color
Blatta orientalis male from Botevgrad, Bulgaria 02
A colony, containing many different life stages
Nymph (immature stage with no wings)
Adult male, with semi-functional wings
German cockroach
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The German cockroach, colloquially known as the croton bug, is a species of small cockroach, typically about 1.1 to 1.6 cm long. In color it varies from tan to almost black, and it has two dark, rough
Oriental cockroach
…utensils, and countertops and they are known to spread dysentery, E. coli, Salmonella, and food poisoning. Comparison of three common cockroaches Roach German cockroach Oriental cockroach American cockroach Size 13–16 mm (1⁄2–5⁄8 in) 18–29 mm (23⁄32–1+5⁄32 in) 29–53 mm (1+5⁄32–2+3⁄32 in) Preferred temperature 15–35 °C…
Blattodea. Cascuda. Santiago de Compostela 1
Female German cockroach with ootheca