To read the full DNA sequence of the pigeon, the researchers used a male bird from the Danish Tumbler breed.
BBC: Pigeon DNA gives up fancy secrets
The young male bird, which was dehydrated and starving, is thought to be only the fourth royal penguin to wash up there in more than a century.
BBC: Lost Antarctic Royal penguin found in New Zealand
Whether male or female, the more often a bird deserted its clutches, the more mates it had and the more eggs were laid.
ECONOMIST: Evolutionary biology
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