Without his siblings around, he seems to have become a lot more serious.&rdquo We are discussing a two-and-a-half-year-old, but this is no kindergarten. We are in the middle of the Solio Reserve in Kenya, a 17,500-acre ranch spectacularly framed by Mount Kenya and the Aberdare mountain range. The object of our psychoanalysis is a lion recently kicked out of his pride as young males customarily are to prevent in-breeding.