ABO and distribution by country[edit] 50.0% and above 40.0â49.9% 30.0â39.9% 20.0â29.9% 10.0â19.9% 5.0â9.9%. Blood group B has its highest frequency in Northern Asia and neighboring Central Asia, and its incidence diminishes both towards the west and the east, falling to single digit percentages in Spain.
Dogs routinely dig for several reasons, all of which can be seen as instinctual behaviors that they got from their ancestors. One reason your dog may be digging into the couch is due to how dogs would dig out dens in the wild as a place to rest and protect themselves from various predators. Another reason may be due to your dog wanting to conceal the place where they sleep, like animals do in the wild.
Your dog's sense of smell could be his motivation for rubbing against the furniture, and in one of two ways. First, he could be marking his territory -- by rubbing against an object like your couch, he deposits his natural odor and identifies the object as his own.our dog's sense of smell could be his motivation for rubbing against the furniture, and in one of two ways. First, he could be marking his territory -- by rubbing against an object like your couch, he deposits his natural odor and identifies the object as his own.