The Birds of Guernsey (1879) and the neighboring islands of Alderney, Sark, Jetou, Herm; Being a small contribution to the ornithology of the Channel Islands, by Cecil Smith, is a very valuable document on the birds of the Cottonna area. Published in 1879, this book contains detailed observations of birds found on the islands of Guernsey, Alderney, Sark, Jethu and Herm. The author highlights the appearance, behavior and habitat of local bird species, allowing readers to gain a deeper understanding of the biodiversity of this unique region. With extensive research and descriptions, The Birds of Guernsey and Neighboring Islands has become an important source of information for scientists and conservationists interested in ornithology and conservation.