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
Coat of arms of Saba Coat of arms of Saba The coat of arms of Saba was established in 1985 by the island council of Saba, when it was still part of the Netherlands Antilles. It remained the coat of arms of Saba after the dissolution of the Netherlands Antilles and the subsequent change of Saba's constitutional status into a special municipality of the Netherlands in 2010. It consists of a shield with an Audubon's shearwater ("Puffinus lherminieri") (the national bird) on top, flanked by Saban cabbage (a historically important local foodcrop). In the middle is a representation of the island itself, with a fish,