The biggest difference between humans and animals is that they are not dominated by pure desires.

man is an advanced animal, a kind of mammal, and belongs to its most advanced development. Ordinary animals do not have high IQ. According to the traditional view, it mainly embodies two aspects, one is high sociality, the other is high intelligence, and the country, family, tool-making and so on are all derived from it, while animals do not show primary or low level. People have consciousness, thinking and language. Through language, people have contributed to a unified society. Through language, people can accumulate culture, and future generations can quickly inherit the cultural achievements of their predecessors. Extended data:

Animals

Animal taxonomists classify animals according to their various characteristics (morphology, cell, heredity, physiology, ecology and geographical distribution, etc.), and divide them into six main grades, namely, phylum, class, order, family, genus and species.

according to fossil research, the earliest animals on the earth originated from the ocean. After a long geological period, the early marine animals gradually evolved into various branches, enriching the early life forms of the earth. Prehistoric animals appeared before the appearance of human beings, and prospered in their respective activities. Later, they became extinct in the ever-changing living environment. However, the animals on the earth are still evolving and multiplying from low to high and from simple to complex, and have today's diversity.

Resources: Animals _ Baidu Encyclopedia