Prevent birth of litters through education and providing financial assistance for spaying and neutering (proboneo.org)
Some breeds, English Bulldogs for example, can not even achieve natural birth of their litters because the traits that the dogs were bred for won't allow for it. (caninejournal.com)
As the feline gets closer to the birth of its litter, she may show signs of nesting — seeking out private, safe places for the soon - to - arrive kittens. (doctor-info.website)