Reptiles, or reptiles (LAT. Reptilia) - class (in conventional classification) or парафилетическая group (on кладистической classification) [1] mainly ground vertebrates, including the modern turtles, crocodiles, клювоголовых, амфисбен, lizards and snakes. In XVIII-xix centuries together with the amphibians combined in the group bastards - cold-blooded ground vertebrates. Considered the most close to the birds (sometimes even combined with them into one taxonomic group). In the world is known about 9400 types of reptiles [2], in Russia lives 77 species [3] [4].
вот и все ,если можите отметим как лучший ответ , пж. старалась ведь