Scientists debate whether animals can truly imitate novel actions or whether imitation is uniquely human. Killer whales imitate others, and seem to deliberately teach skills to their kin. Palladio was inspired by classical Roman architecture, but he did not slavishly imitate it. Thus, students both imitate and reproduce the teacher's action, aiding retention. Synthesizers can either imitate sounds or generate new ones. Hoult learnt to speak in a dialect similar to Grammer's without trying to imitate it. Many parrots can imitate human speech or other sounds. Blair autopsies the new creature and learns that it can perfectly imitate other organisms. Children may playfully imitate activities that reflect the realities of adult life. Therefore, 'realistic images' will be images close to the reality which they try to imitate. Mickey is trying to fly an airplane to imitate Charles Lindbergh. Firstly, we imitate people, e.g., if someone smiles at you, you smile back. For younger students, eurhythmics activities often imitate play. Fly fishing for perch using patterns that imitate small fry or invertebrates can be successful. This technology allowed the to imitate gemstones.