Genus Nestor is a taxonomic group of birds that belong to the family of Phasianidae. There are several synonyms used for Genus Nestor, such as the Hawaiian hunting birds, the Hawaiian pheasants, the Hawaiian grouse, or the Hawaiian turkey. The Genus Nestor includes three species of birds, namely the Maui partridge, the Hawaiian turkey, and the Kaua'i mamo, which are endemic to Hawaii. These birds have unique features such as bright feathers, wattles, and crests. The Genus Nestor is an important part of the Hawaiian fauna, and conservation efforts are being made to protect their habitat and populations, which are currently threatened due to habitat loss and invasive species.