The Gray-cheeked Nunlet is classified as Least Concern. Does not qualify for a more at risk category. Widespread and abundant taxa are included in this category.
* Gray-cheeked Nunlet, Nonnula frontalis * Rufous-capped Nunlet, Nonnula ruficapilla * Chestnut-headed Nunlet, Nonnula amaurocephala * Genus Hapaloptila * White-faced Nunbird, Hapaloptila castanea * Genus: Monasa - the nunbirds * Black Nunbird, Monasa atra * Black-fronted Nunbird, Monasa nigrifrons More
* Gray-cheeked Nunlet, Nonnula frontalis * Fulvous-chinned Nunlet, Nonnula sclateri * Brown Nunlet, Nonnula brunnea * Black-streaked Puffbird, Malacoptila fulvogularis * White-whiskered Puffbird, Malacoptila panamensis * Moustached Puffbird, Malacoptila mystacalis * Crescent-chested Puffbird, Malacoptila striata * Rufous-necked Puffbird, Malacoptila rufa * White-chested Puffbird, Malacoptila fusca * Semicollared Puffbird, Malacoptila semicincta More