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
Flinders Island provided by many small streams, few of them permanently flowing directly leading to the waters of Bass Strait or such a lagoon. The coastal areas are mainly covered in scrub or shrubs, whereas the vegetation at a higher elevation consists of woodland, mainly eucalyptus species. The total number of plant species in the Furneaux Group well exceeds 800, showing the great biodiversity of its ecosystem. Native bird species include the Cape Barren goose ("Cereopsis novaehollandiae") and the short-tailed shearwater ("Puffinus tenuirostris"). Marsupial mammals are represented by Bennett's wallaby ("Macropus rufogriseus"), brushtail possum ("Trichosurus vulpecula"), eastern pygmy possum ("Cercartetus nanus"), potoroo