A penguin waddles over to its partner, carrying a small pebble in its beak, then places it at the other's feet.

Add Yahoo as a preferred source to see more of our stories on Google. Scottish kids are helping penguins get a date. Kids being supported by the Edinburgh Children's Hospital Charity gathered together ...

At the end of each Antarctic summer, the emperor penguins of the South Pole journey to their traditional breeding grounds in a fascinating mating ritual that is captured in this documentary by ...