Yeah i cannot always identify a jew by its looks either. You kind of subconsciously pick up on it though.
I find what you said about their hive mind behaviour very true. They generally feel very awkward and alien.
Especially when they are among us gentiles, most of them seem to act...
Oy gevalt, take this down. Ignore this info goyim, this is all just conspiracy theories and mental gymnastics. da Vinci was just a goy, he couldn't possibly know.
Signed Dr Shekelsteinbergmann.