I think any species that reaches that level of advancement without having some kind of collective enlightenment and leaving those primitive impulses behind will destroy itself within a fairly short period of time, making the chance of noticing them quite small.

J. Posadas wrote a bit on this: https://www.marxists.org/archive/posadas/1968/06/flyingsauce...

However, the current trajectory of humanity seems more likely towards total destruction than what Posadas envisioned (and perhaps saw as inevitable).