This fascinating series of pictures show villagers digging deep into the sand to uncover eggs laid by a burrowing bird. Savo Islanders in the Solomon Islands, South Pacific, keep stretches of volcanic beaches clear to encourage Melanesian megapode birds to lay their eggs, which are incubated by the heat of the island's volcano.

The creatures, named after their big, powerful feet, lay their eggs up to 6ft underground, leaving their chicks to dig up to the surface when they hatch...
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