Adolescence is the awkward teenage period between childhood and the adult years (13 to 19 years of age).    Adolescence is the development of young kids. The stage starts  around puberty and last until adulthood.
Thanks to its show dog status, the Cavalier King Charles Spaniel is one of the most expensive dog breeds to buy. The average purchase price for this dog comes out to $1,200. But grooming them is relatively easy, with an average price tag of $55 per visit.
Maine Coon. This third-most popular breed in 2012 is also the fourth most expensive breed in terms of lifetime healthcare costs, coming in at around $63,683. Ninety percent of those insurance claim expenses are tied to illnessâof which this pet is known to inherit gum, heart, and liver disease, along with hip dysplasia.