Merlin (bird) 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 quail. The merlin has for centuries been well regarded as a falconry bird.
Comoros green pigeon may predate nests. The population is thought to number fewer than 2,500 individuals. Comoros green pigeon The Comoros green pigeon ("Treron griveaudi") is a bird in the family Columbidae. It was previously thought to be conspecific with the Madagascar green pigeon ("Treron australis"). "Treron griveaudi" is currently known only from the island of Mwali in the Comoros, although it is considered likely that it was present on Ngazidja and Nzwani in the past. The Comoros green pigeon is found in evergreen forest, secondary forest and coconut plantations at higher elevations. Despite being legally protected, poaching is still suspected. Suitable forest