A rare breed of chicken that is black inside out. Not only all its organs and feathers are black, the eggs they lay are black too

The black eggs are boiled eggs in sulphuric springs. The chicken is a Ayam Cemani rooster a rooster and a Hen together are known to sell for $2500 - $5000 for the pair. They come from Indonesia."The birds are completely black: black plumage with a greenish shine, black legs and toe nails, black beak and tongue, black comb and wattles; even their meat, bones and organs appear black. " "The hens lay cream-colored eggs with a slight pink tint,"