Cockroaches
American Cockroach
Periplaneta americana
Appearance
Adults are 35–40 mm long, reddish to dark brown.
Life span
Eggs (14–16) sit in an egg-case (ootheca) deposited in a protected place. Nymphs resemble adults but cannot fly. Freshly moulted nymphs are white and moult 9–13 times before adulthood. Adults live 14–15 months.