The second stage consists of the actual delivery of the puppies. The third stage is passing of the placenta. The afterbirth might pass with each individual puppy, usually within 15 minutes of delivery. If the mother has a few puppies in rapid succession, those placentas may come out en masse.
Comedies have also been classified in various subgenres, such as romantic comedy, crime/caper comedy, sports comedy, teen or coming-of-age comedy, social-class comedy, military comedy, fish-out-of-water comedy, and gross-out comedy.
(December 2009) (Learn how and when to remove this template message) Comedy may be divided into multiple genres based on the source of humor, the method of delivery, and the context in which it is delivered. These classifications overlap, and most comedians can fit into multiple genres.