Feral cats impacts of an invasive species the domestic cat felis catus is the most prevalent pet in the us numbering between 148 and 188 million individuals1 originally bred from wild cats felis silvestris in the near east approximately 10000 years ago2 domestic cats are now con sidered a distinct species. Feral children explore the boundaries of environmental factors on human beings how they develop to become what society deems to be a respectable human and the overall influences of nature versus nurture paralleled to unconditional love and the surrounding of other humans many cases of feral children have occurred over several centuries. Feral cats brought into local shelters also increased the total number of cats euthanized to over 95 in some areas coming into a shelter was a death sentence for any cat stray or feral proponents even propose ideas of cat sanctuaries as if that were a viable alternative