Six-year-old Belgian Shepherd Wilson, a search dog, was presumed lost a few days before the siblings were found, until rescue teams found his footprints near those of the children.
The survival story is all the more miraculous as the jungle is home to jaguars, pumas, snakes and other predators, as well as armed groups that smuggle drugs and terrorise local populations.
The four Indigenous children were the only survivors of a plane crash that killed their mother. A few tantalising clues kept the rescuers going. The remains of fruit with bitemarks made by small human teeth, a pair of scissors and nappies in.