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
Pink-bellied imperial pigeon Pink-bellied imperial pigeon The pink-bellied imperial pigeon ("Ducula poliocephala") otherwise known as the Philippine zone-tailed imperial pigeon, the zone-tailed pigeon, the Philippine imperial pigeon, or "balud", is found in the Philippines. It is a fruit-eating bird. According to the IUCN Red List and BirdLife International's Red Book, the pink-bellied imperial pigeon is a "near threatened" species as of 2000. This is due to the loss of habitat and exploitation by humans. The pink-bellied imperial pigeon is mostly dark gray, with a pale gray head, an appropriately pink belly, and a brown, black, and gray pattern on its tail. Its eyes