Acquired via heredity, 6 letters
Fostered through heredity, as desirable traits, 6 letters
Fostered thru heredity, desirable traits, 6 letters
Like an inherent characteristic, 6 letters
Like pedigreed dogs, 6 letters
Like some isolated species, 6 letters
Like some pedigreed dogs, 6 letters
Natural to a creature, 6 letters
Swimming in too shallow a pool, so to speak, 6 letters
Best-___ (dog show category), 7 letters
Not go outside the family, 7 letters
Way to produce a champion animal, maybe, 7 letters
Keeps the stock pure, 8 letters
Procreates in a closely related group, 8 letters
Tries to preserve desirable traits, 8 letters
With very few words, 7 letters