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In the introduction to his book "The Cockroach Vol.1" P. There are nearly 4,000 species of Cockroaches (Dictyoptera, Blattodea) in the world, of which only 25 to 30 (or less than 1%) have any pest status, the rest are innocent members of the Earth's fauna, some of which are clean living, non-aggressive and slow moving, and as such make great pets. "The Cockroach is probably the most obnoxious insect known to man." This is obviously the statement of a man who has spent too much time studying those few species of Blattodea which have so much in common with mankind that they have chosen to live with us.The antennae are filiform (long and thin) and inserted below the middle of the eyes, the mouthparts are adapted for biting, chewing and licking while the compound eyes are usually large and irregularly hemispherical being wider near the vertex (the top of the front of the head). The Medical and Veterinary importance of Cockroaches. The forewings (tegmina) are usually hardened and often opaque, the hind wings are membranous. Life expectancy ranges from 2 to 4 years and a female can produce 30 oothecae resulting in 1000 young before dying of old age. Virgin females are known to produce sex attractants in P.americana and some other species, these can attract a male in as small amounts as . This has many benefits for regular users of our site, such as a custom unique username, a profile picture, and more user profile information.We have several different chat room options available for every adult on the web to use.