The dog butt sniff is the canine equivalent of âhello, how do you do?â and similar to how humans use a handshake when meeting and being introduced to someone. Dogs communicate with each other using their strong sense of smell and detect signals in the chemicals in smelly oil from the anal glands. Dogs have prominent and active anal glands. 2  These apocrine glands, which sit on each side of a dog's rectum, produce strong-smelling secretions intended to send chemical signals about that dog's identity to other animals.
Valerie Jarrett Enters Politics Valerie Jarrett entered Chicago politics in 1987 as Deputy Corporation Counsel for Finance and Development in the administration of Harold Washington, the city's first African-American mayor.
A famous bearer of this name is actress Valerie Perrine (born Valerie Ritchie Perrine on September 3, 1943). She was nominated for an Academy Award for Best Actress for her role as Honey Bruce in the 1974 movie Lenny. -- AndrewJKD 12/19/2005.