Most recent public comments by Allie Carter https://nowcomment.com/users/51698 https://nowcomment.com/documents/130446?scroll_to=1264690 https://nowcomment.com/documents/130446?scroll_to=1264690 Although dogs can be very different, like a chihuahua to a great dane, I think that they are the same species because their DNA is similar. The breeds of dogs are so similar because of inbreeding and purebred dogs. Otherwise, I think dogs would be more alike in their physical traits. Wed, 20 Feb 2019 14:50:49 -0500