And when we go back to the double-headed snake, it becomes clear that the tiny, carefully-angled, turquoise pieces are not far off the colour of the blue-green tail-feathers of the quetzal bird ...

And when we go back to the double-headed snake, it becomes clear that the tiny, carefully-angled, turquoise pieces are not far off the colour of the blue-green tail-feathers of the quetzal bird ...

Bicephaly is extremely rare, thought to occur in about 1 in 10,000 snake births. While the double-headed creature might seem like something out of a mythological story or an ancient legend ...

And when we go back to the double-headed snake, it becomes clear that the tiny, carefully-angled, turquoise pieces are not far off the colour of the blue-green tail-feathers of the quetzal bird ...