Male and female puppies differ in the obvious way that males have a penis and females have a vagina, but they generally have similar temperaments depending on the breed and how the puppy is raised. Find out how some male dogs may be more territorial with information from a professional dog trainer in this free video on puppies.
Expert: Heidi Dixner
Contact: www.redrovercomeover.com
Bio: Heidi Dixner has been training dogs professionally since 2001 and a member of the Association of Pet Dog Trainers since 2003.
Filmmaker: Dimitri LaBarge
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