Monkeys are a species of mammals that are usually smarter and more agile than other mammals. Monkeys had a variety of appearances. Some looked like humans, while others looked like other animals. One of the most famous monkeys is the gibbon, which has long arms and agile movements. Monkeys are very active in nature and often climb trees and jump down from them. Monkeys also like to play. They will play, jump and climb with other monkeys. Some monkeys also learn new skills, such as using branches as tools to catch insects and other small animals. In human society, monkeys were also widely raised and observed. In zoos and parks, you can see many monkeys playing and enjoying life. Some monkeys are also very friendly and will play and interact with you. However, some monkeys are very naughty and may attack humans or other monkeys. Monkeys are very interesting and diverse animals. They play an important role in both nature and human society.