White-tailed eagle only from the mainland. Also Rùm hosts large seabird colonies that make for viable prey, including eider, shag ("Phalacrocorax aristotelis"), auks and gulls; as well as one of the few in Britain of manx shearwater ("Puffinus puffinus"). Furthermore, mainly as a source of carrion, were a population of around 1500 red deer and 200 feral goats; otters and gulls were also numerous and available to kleptoparasitize. The birds to be used for reintroduction were gathered as nestlings from western Norway, as this is the nearest native breeding population. The young eagles were either kept in high grade fowl cages or
Flesh-footed shearwater Flesh-footed shearwater The flesh-footed shearwater ("Ardenna carneipes"; formerly "Puffinus carneipes") is a medium-sized shearwater. Its plumage is black. It has pale pinkish feet, and a pale bill with a distinct black tip. Together with the equally light-billed pink-footed shearwater, it forms the "Hemipuffinus" group, a superspecies which may or may not have an Atlantic relative in the great shearwater. These are large shearwaters which are among those that have been separated in the genus "Ardenna". It breeds in colonies, and has two main breeding areas: one in the southwest Pacific Ocean includes Lord Howe Island (16,900 pairs ), South Australia