St Levan common species such as northern gannet ("Morus bassanus"), Manx shearwater ("Puffinus puffinus"), common guillemot, ("Uria aalge") and razorbill ("Alca torda"), as well as rarer birds such as Balearic shearwater ("Puffinus mauretanicus") and Cory's shearwater ("Calonectris borealis"). The headland of Tol-pedn (or Gwennap Head) is favoured by birdwatchers and many travel the length and breadth of Britain to track rare seabirds. Some of the butterflies that can be found on the coast include grayling ("Hipparchia semele"), silver-studded blue ("Plebejus argus"), small pearl-bordered fritillary ("Boloria selene") and wall ("Lasiommata megera"). There is also a day-flying moth, the thrift clearwing ("Synansphecia muscaeformis"); the
Muttonbirding on 36 islands, known as the Titi or Muttonbird Islands, around Rakiura (Stewart Island), is managed entirely by Rakiura Māori. There is some evidence that this harvest has been occurring since at least the 17th century. Muttonbird may refer to various seabirds, particularly petrels in the genus "Puffinus", called shearwaters, where the young birds are harvested for food and oil by being extracted by hand from the nesting burrows before they fledge. Some species are: Muttonbirding Muttonbirding is the seasonal harvesting of the chicks of petrels, especially shearwater species, for food, oil and feathers by recreational or commercial hunters. Such