The creation of a completely new species is a complex and lengthy process that typically occurs through the mechanisms of evolution and natural selection over extended periods of time. While humans can influence the breeding and genetic composition of organisms through selective breeding and genetic engineering, the creation of an entirely new species in a short period is highly unlikely.
In nature, the formation of new species generally involves isolation of populations, genetic variation through mutations and recombination, and long-term evolutionary changes that result in reproductive isolation between the populations. This process, known as speciation, typically occurs gradually over many generations.
Selective breeding, also known as artificial selection, has been used by humans for centuries to create new breeds of domesticated plants and animals. By selectively breeding individuals with desirable traits, humans have managed to create a wide variety of breeds within existing species. However, these new breeds are still considered to be the same species, as they can still interbreed and produce fertile offspring with individuals from the original species.
Genetic engineering techniques, such as gene editing technologies like CRISPR-Cas9, allow for targeted modifications in an organism's genetic material. While genetic engineering can introduce specific traits or alter the genetic makeup of an organism, it does not typically lead to the creation of an entirely new species.
In summary, while humans have the ability to influence the characteristics and genetic makeup of organisms, the creation of an entirely new species is a process that occurs naturally over long periods of time through evolutionary mechanisms.