This issue can be discussed from the perspective of science and technology, but it also involves major ethical, animal welfare and ecological protection issues. From a technical perspective: 1. Scientific principles: • Selective breeding and gene editing technology (such as CRISPR/Cas9) have been able to achieve body size adjustment in some domestic animals (such as mini dogs, mini pigs, etc.). • Regulating genes that control growth and development (such as genes related to growth hormone) can theoretically achieve body size reduction. However, the growth of wild animals is affected by multi-gene regulation and environmental factors, which makes it more complicated to operate. 2. Difficulties in experiments and practice: • Wild animals are usually not long-term domesticated objects, and their breeding conditions, breeding difficulty and adaptability are far inferior to domestic animals. • Miniaturization may bring health problems, such as visceral disproportion, immune system defects or other congenital diseases, which will pose a serious risk to animal welfare. • Long-term breeding work requires a large number of generations of genetic screening and monitoring, which is a complicated process with high uncertainty. 3. Ethical and ecological considerations: • Breeding mini wild animals specifically for viewing may cause controversy in terms of animal rights, natural ecological balance and biodiversity protection. • Artificially changing the size of animals may weaken their ability to survive in the natural environment. If they accidentally escape or are released, they may also have unpredictable negative impacts on the local ecosystem. • In addition, from an ethical perspective, "artificially" transforming animals with natural wildness and ecological roles into ornamental items will be regarded by some members of the public as disrespect for life and improper use of animals. 4. Regulations and social consensus: • Currently, many countries and regions have strict regulations on the protection of wild animals and gene editing technology. Such transformation of wild animals is likely to touch the legal red line and easily cause social moral controversy. • The scientific community and the public generally call for full consideration of animal welfare and ecological safety in animal genetic modification. Large-scale transformation for the purpose of pure viewing may not be widely recognized. In summary, although in theory, the use of advanced reproductive control technology and gene editing methods can achieve the modification of animal body size to a certain extent, the special design of miniature wild animals for viewing only faces not only huge technical challenges, but also serious ethical, animal welfare and ecological safety issues. Therefore, from the perspective of current science and technology, regulations and social ethics, such an approach is not realistic and is not recognized by mainstream science and society.