French for 'blood will tell'?

Question

In English there is a (not very nice) saying 'blood will tell'; that means something to the effect of> If your ancestors had bad qualities (e.g. Bad personality) then you will probably also inherit these qualitiesIs there a French equivalent of this saying?

Answer 1

All I can think of is, "Les chats ne font pas des chiens", which is the equivalent of "The apple doesn't fall far from the tree".