Many dog owners seem to think that just because they are animals and not people, that anything goes when it comes to feeding them. Spray household objects your dog likes to chew with cayenne pepper, essential oils in citrus, cinnamon, or eucalyptus scents, spray deodorant, or perfume that is not your own. He cannot make sense of his sickness or his injury and this causes further frustration and fatigue for the dog.
5 degrees to 102 degrees is normal.
Try to collect as fresh a sample as possible and place it in a plastic bag. Older dog health starts to deteriorate at around age six for this large dog breed. Not many dogs will stand still while you insert a thermometer into their rectum, so it is best to get someone to help you. You also have a habit of stopping your car at a red light. Keep dangerous objects such as yarn or string out of your dog's reach to prevent him from chewing and swallowing them. We're all guilty of that kind of hypocrisy now and then, but it's important not to make it a habit, or you'll have an awfully confused dog to show for it!
Expect that your new pup will need several weeks to understand the rules of your house and the new words you'll teach her.