Photo credit: Max smells butts and kisses faces / Gabriela Pinto via Flickr. An average dog's nose is anywhere between 10,000 to 100,000 times more sensitive than ours, and smelling each others' butts is just another example of chemical communication in the animal kingdom.It's like speaking with chemicals, and that's how dogs ask about another dog's diet, gender, and emotional state.ogs also have a secondary olfactory system in their nose called the Jacboson's organ, which is designed specifically for chemical communication. Its nerves lead right to the brain -- so the smell of poop doesn't overpower their sensitive senses.
Valentine's Day. Valentineâs Day is a time when people show feelings of love, affection and friendship. It is celebrated in many ways worldwide and falls on February 14 each year.
Valentine's Day 101: History and facts (including how much money is spent on flowers) Updated on February 12, 2016 at 9:59 AM Posted on February 11, 2016 at 11:44 AM Valentine's Day 2016 by the numbers Americans spent more money on Valentine's Day related goods and services last year than the GDP of more than 80 countries, roughly $19 billion.