In North America, between 70 and 80 percent of dogs are spayed or neutered. This is done to prevent the overpopulation problem that has forced many shelters to euthanize countless dogs. It is also ...
Lead investigator Dr. David J. Waters, DVM, PhD is pictured with "Two Lane," one of the oldest female Rottweilers living in North America, that investigators put to work to explore the possible ...
Source: Chris and Yoon Choi/Flickr CC BY-NC-SA 2.0 In North America, between 70 and 80 percent of dogs are spayed or neutered. This is done to prevent the overpopulation problem that has forced many ...
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