Infectious diseases are those caused by some sort of organism like a virus, bacteria, parasite, etc. Many of these infections are highly contagious and potentially fatal; therefore, we must keep them on our radar screen. Learn more about the infectious diseases that can affect your cat and what you can do about them.
Dogs obviously cannot verbalize how they are feeling to us beyond perhaps a bit of whining or barking, and that's pretty non-specific and really difficult to interpret. If you have a dog that licks a lot, you might be left wondering why. Here are some explanations of why your dog might lick too much.