Muttonbirding's a seasonal harvesting activity, which may be recreational or commercial, of the chicks of petrels, especially shearwater species, for food, oil and feathers. Although the hunting of petrels and other seabirds has occurred in numerous places since prehistoric times, and there's evidence that many island populations have become extinct as a result, ‘muttonbirding’ usually refers now to the more sustainable and regulated harvesting of shearwaters in Australia and New Zea… (More on Muttonbirding)