Its one the embarrassing things your dog will do when he/she meets another dog, Mylo being a big culprit. No matter how you shoo them off or wave your arms in the air like a maniac, dogs just have to do it. Have you ever wondered why? Its not like us humans go around sniffing each others’ butts, well not for the vast majority of us anyway.
“….it’s all about one canine literally sniffing out important information about the other–its gender, emotional state, diet, and more.
“Think of it kind of like speaking with chemicals,” the video’s narrator says, referring to the glandular secretions released by glands in a dog’s anal sac.”