About the book: year / Planet Ngi-Ung-Liang - an evolutionary curiosity. The higher organisms living on it do not know the earthly division into two sexes, combining the characteristics of both in one body. The world is a real biological paradise... the work of earthly scientists is complicated by one thing: the crown of Ngi-ung-lyan evolution, with all the fundamental physiological differences, is too similar to earthly man…