BBC-Galapagos/#10:20 Blue-footed Booby diving; 2:08:50 mating, 2:11:15 Nazca Booby sibling
BBC-BluePlanet/3.5_SeasonalSeas/#25:20 Atlantic Lobsters fight for nest
hawk-dove: if C > V -> mixture of hawks and doves.
bourgeois: middle class;
reuse hawk-dove payoff matrix: both bourgeois-bourgeois and antibourgeois-antibourgeois like dove-dove?!?
Speckled wood butterfly: Europe. High cost for intruder, since owner is warmed by sun in territory
antibourgeois_spiders: not convincing - why not endless loop?
attrition wear down enemy by constant battle - silent treatment.
winner_loser may not be symmetrical; sibling_competition => booby chick hierarchy
chickens_pecking: strike with beak; kept in cages.
Copperhead Viperidae, no rattle
corticosterone: adrenal cortex, in humans intermediate to aldosterone - reabsorb sodium in kidney.
low serotonin: mammals aggression - neurotransmitter; antidepressant drugs (fluoxetine=Prozac)) block reuptake into pre-synaptic terminal, increase synaptic serotonin.
Bystander effect (bystander learns something)/(imaginary) audience effect?

1=C  2=D  3=E  4=D  5=E
6=c? 7=B  8=e? 9=A  10=E

0. Serotonin: neurotransmitter; modulation of aggression, body temperature, mood, sleep, appetite.