Ответы и объяснения

Types of human
Following the question about the spotted and striped people raised the question.
Mammals are divided into different classes, groups, миротряды, in each of which there is more than a hundred species of animals. Alone, more than 400 species of monkeys. They all are absolutely different, there are monkeys size of a kitten, and is larger than humans, though they are all called apes. Or the same cat, home cat, lynx, tiger.