In this episode, Tramp fathers a litter of six puppies. In the season 9 episode "Life Begins in Katie", Tramp would father a litter of seven more puppies.
Chip thinks his father is going to marry a schoolteacher. That's exactly what Steve does in Season 10, when he weds substitute teacher Barbara Harper, played by Beverly Garland.
The title refers to "The birds and the bees", a euphemism in English speaking countries for the first discussion of the adult subject of sex and pregnancy with a young child.