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Some Common House Hold Cockroaches
Size: 35 - 40mm long
Colour : Reddish brown with a pale brown or yellow band around the edge of the pronotum
Produce Rate: The females on average produce one egg case a month for ten months, laying 16 eggs per egg case.
Size: 20 -25mm long.
Colour: Dark brown or black in colour
Produce rate: A female oriental cockroach produces an average of eight egg capsules per lifetime. Each egg capsule or ootheca contains about 16 eggs that are lined up vertically, two by two in the egg case.
Size: 23–35 mm
Colour: similar in appearance to american cockroach but smaller in size The australian cockroach is brown with a yellow line around its head.
Produce Rate:Females can produce 12 and 30 oothecae in a lifetime, dropping one capsule of eggs every 10 days
Size:Adults grow to a length of 13-16 mm
Colour: light brown to tan coloring with 2 distinct longitudinal stripes on their pronotum
Produce Rate: A female German cockroach lays about 20 to 40 eggs, with an average incubation rate of 28 days, and will produce an estimated four or five oothecae in her lifespan. That’s about 200 offspring.