General terms and specific terms are not opposites, as abstract and concrete terms are; instead, they are the different ends of a range of terms. General terms refer to groups; specific terms refer to individualsâbut there's room in between. Let's look at an example.
For medium-size dog breeds, considered a whelping box that is about 28 to 34 inches long by 28 to 34 inches deep. Large dog breeds need whelping boxes that measure about 42 to 45 inches long by 34 to 40 inches deep.
Whelping Box Size. Consider the following when selecting a size for your whelping box: We suggest that you measure the rectangular space occupied by your bitch when she is lying down, fully stretched out. Then give her a foot or so extra, and remember to add several inches on each side if you will be using rails.