4 wolves used in breed development

[yukidomari]

Originally Posted by buidelwolf

I assume that the actual litter sizes were much larger than officially documented. Especially in those days it was common practice to select rigorously; keeping the best puppy(s) and "simply" euthanise the rest.

Hmmm.. I wonder if this is the case. It would make sense, certainly. If anyone has read Hartl's book, does it elaborate on this?