Are Pregnant Dogs Aggressive? (Behavioral Changes to Watch for)
Pregnant dogs are not usually aggressive, but there are some behavioral changes that you should be aware of. She may be more protective of her food and toys, and she may be less tolerant of other dogs. Her nesting instinct may kick in, and she may start to dig and chew on things more. If your dog starts to show any of these behaviors, it’s important to consult with your veterinarian to rule out any medical causes.