They mate and shuffle traits in their offspring, which then go through the same cycle.
The males passed down their altered epigenetic marks to their own offspring, which passed them down to yet another generation.
Somehow, mating with males with certain flash patterns allowed females to produce more offspring, which would inherit their preference.
Geneticists took wild foxes and systematically bred only those fox offspring which showed any inclination toward human-friendliness.
This causes a host of behavioural and health problems in the resulting offspring, which tend to die prematurely.
He promised to buy the resulting offspring, which he said would be sold as meat, at guaranteed prices.
In 1999, Holroyd wrote: "Between history and the novel stands biography, their unwanted offspring, which has brought a great embarrassment to them both.
"God's plan is for man to marry a woman to create offspring (which same-sex couples cannot do), and be married for time and eternity," Cox wrote.
Also participating is the young Portuguese choreographer Mafalda Deville, part of the community dance project Riot Offspring, which will see 80 non-professionals take to the stage.
That's a data-backed view: Mothers are best at spending shared resources on their offspring, which is why state child support usually goes to them.
Few planned to pass their businesses on to their offspring, which is hardly surprising, since most children of the rich and powerful are now ensconced in the West.
