Yes, it can be ethical to keep pet reptiles as long as they are kept in appropriate enclosures with proper care, nutrition, and environment that meets their specific needs. It is important for reptile owners to research and understand the requirements of the species they are keeping to ensure they can provide a high quality of life for their pets. Additionally, sourcing reptiles from ethical and responsible breeders or adopting from reputable rescues can help support conservation efforts and avoid contributing to the illegal wildlife trade.