Description: Xenocryopreservation is a biotechnological process that involves the preservation of cells or tissues from different species at extremely low temperatures, typically below -130 degrees Celsius. This method is based on cryopreservation, which is the technique of storing cells, tissues, or even organs in a state of suspended animation, allowing for the long-term preservation of their viability and functionality. Xenocryopreservation is distinguished by its focus on preserving biological material from distinct species, which can include everything from stem cells to gametes and embryos. This process is crucial in biomedical research and biodiversity conservation, as it allows for the preservation of endangered species and the investigation of genetics and cellular biology. Xenocryopreservation also poses ethical and technical challenges, especially regarding the manipulation of genetic material from different species. As technology advances, xenocryopreservation becomes an increasingly valuable tool in regenerative medicine and biotechnology, opening new possibilities for research and the conservation of life on Earth.