Sniffing Dogs


Dogs can have some pretty strange behaviors but one takes the cake. Why do dogs feel compelled to sniff? Dogs have an acute sense of smell which some experts estimate is anywhere from 40 times to 100,000 times more sensitive than humans. People have approximately 5 million odor receptors in their body, but dogs have a whopping estimated 220 million. We have been reading An Immense World by Ed Youg. It will give you a whole new perspective on the sights, textures, sounds, vibrations, smells, and tastes that animals experience. It seems each animal lives in its own sensory bubble.