Black and red

So, in 1767 a red cockroach, or as him call in the people, the Prussian, officially became object of science. And in nine years before Linney Carl described and brought in the main scientific register of animals of our planet of a black cockroach. Since then scientists studied cockroaches to the smallest details, but cannot still cope with them. Photo: Petrosyan Alexander Aleksandrovich, newspaper "Kommersant" the Family tree of cockroaches is studied quite in detail, including DNA methods of reconstruction of a phylogeny. In the most general terms the genealogy of cockroaches seems for today approximately such: More than 300 millions years ago on Earth appeared...