Bionics is a science that mimics the special ability to live things and uses the structure and functional principles of living things to develop machinery or various new technologies. Which of the following are the results of bionics? ['People use some chemical substances to obtain cold light similar to biological light (such as fireflies) for safety lighting.', 'Scientific research shows that gorillas have the closest intelligence to humans, and scientists have speculated that gorillas are a branch of the evolution and development of human ancestors.', 'Alaskan dogs are used for sledging because they are tough and hardworking and have a spirit of unity and cooperation.', 'A parrot is very clever, it will say "Welcome", "Thank you", etc. , and become a beloved pet in a bar.']