Merlin (bird) this phenomenon is due to the fluctuations of supplementary food stocks discussed above. Merlin (bird) The merlin ("Falco columbarius") is a small species of falcon from the Northern Hemisphere, with numerous subspecies throughout North America and Eurasia. A bird of prey once known colloquially as a pigeon hawk in North America, the merlin breeds in the northern Holarctic; some migrate to subtropical and northern tropical regions in winter. Males typically have wingspans of , with females being slightly larger. They are swift fliers and skilled hunters who specialize in preying on small birds in the size range of sparrows to
Island bronze-naped pigeon Island bronze-naped pigeon The island bronze-naped pigeon ("Columba malherbii"), also known as the São Tomé bronze-naped pigeon, is a species of bird in the family Columbidae. It is found in the Gulf of Guinea islands of Annobón (rarely Pagalu), Equatorial Guinea and São Tomé and Príncipe. Its natural habitat is subtropical or tropical moist lowland forest. It is part of the subgenus "Turturoena". The species of birds was described by Jules and Edouard Verreaux in 1851. The species has been classified as Near Threatened by the IUCN due to substantial hunting pressure, which may be increasing. While the island bronze-naped