Sex allocation
Policing
Conflict resolution
Cooperation
Altruism
Spite
Kin discrimination
Parasite virulence
Parent–offspring conflict
Sibling conflict
Selfish genetic elements
Cannibalism
Dispersal
Alarm calls
Eusociality
Genomic imprintingenter corina
that suggests rarity :
there are natural " barriers to the evolution of eusociality.."
".it requires a set of unusual mutations
and very particular ecological conditions."
one thinks of spinoza's closure on escaping human bondage
while remianing within the human condition
"If the way which I have pointed out as leading to this result seems exceedingly hard, it may nevertheless be discovered.
Needs must it be hard, since it is so seldom found.
How would it be possible, if salvation were ready to our hand,
and could without great labour be found,
that it should be by almost all men neglected?
But all things excellent are as difficult as they are rare "