Critic Reviews for A Master Builder. There is muscle and volume in the performances; but had Demme hung back, and kept things cooler and quieter, the mastery of what Ibsen built, and the agon of his extraordinary hero, would have cast a more looming shadow.
Dogs can detect tiny amounts of smell diluted in air, water or far beneath the ground. According to the Marbach Road Animal Hospital, dogs can pick up scents that are diluted to 1 or 2 parts per trillion; This allows them to smell things buried as far as 40 feet underground! In one experiment, a dog was capable of sniffing out whale poop floating in Puget Sound from a mile away, according to Nova.
This is because dogs have a much better hearing range than we do. What you hear at 20 feet, your dog can hear from 80 feet away. This super sense of hearing makes dogs well suited to guard the house and warn their owners when something is going on. A dog's ultra-sensitive hearing is not just good for home protection. Many professional dog trainers use whistles to help with training.