The islands are also one of only two locations in England where Manxshearwaters breed.
BBC: Isles of Scilly in rat removal project
2.
Manxshearwaters are on the amber list of UK Birds of Conservation Concern.
BBC: Manx Shear Water photo Joe Pender
3.
One of the Manxshearwaters recorded in the latest edition of the British Trust for Ornithology's Ringing Report, which summarises data collected in 2003, was given its ring in 1953.