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.
Genres of Books. The two types of books can be further divided into many different sub-types, called genres.. Here are some of the different genres of books which are available today. After we list all of them, we will discuss some of the more popular genres. 1  Science fiction. 2  Satire. 3  Drama. 4  Action and Adventure. 5  Romance. 6  Mystery. 7  Horror.