Brutal First Flight: Barnacle geese frequently build their nests high on mountain cliffs and on hatching, the parents show them the way to jump from the cliff and the goslings follow them by instinct and take the plunge. Only 50% survive the jump and pred

Brutal First Flight: Barnacle geese frequently build their nests high on mountain cliffs and on hatching, the parents show them the way to jump from the cliff and the goslings follow them by instinct and take the plunge. Only 50% survive the jump and pred