How do dogs exist?

Do koala bears have a tail? What type of caves do grizzly bears live in? What are the common aspects of all scientific methodologies? What is the current population of the red wolf? What would cause your hamster to lose hair on his nose and have sores around his mouth- The only thing I know for sure is that he chews on the bars of his cage pretty much all the time? What kind of name is Dennis? What is a Polar Bears habitat like? How heavy are English Setters? Should you take the new mom with you to the puppies first vet check? How many people did calico jack kill? What does it mean when a male rabbit humps a female? Will NuVet plus help cushing's disease for dogs? Did Michael Jackson dress in a gorilla costume and try to pull a prank? How long after a females dog's period will a male dog calm down? Do possums pass gas? What is the camel ride position? Animal like cat dog horse have an appendix? What are the natural predators of the Mink? How old do puppies have to be before they can eat dry food? Why do my kitten's third eyelids show but has no other signs of ill health?