>>48264102>>48264795The entire franchise holds itself to the lore the Pokédex sets out, but even ignoring that, had you keks understood anything about wolf biology, you'd know the two designs fed into the sexual dimorphism of the species, with the male being bigger, heavier and having a neck ruff, while the female's smaller, slimmer and weighs less than males.
Coincidentally how Zacian and Zamazenta are depicted and described.