Pinaroloxias inornata
The Cocos Finch (Pinaroloxias inornata) is a small passerine bird, notable as the only bird species endemic to Cocos Island, Costa Rica, and the sole member of its genus. Males are striking, appearing entirely sooty black with a glossy sheen, while females are olive-brown above, streaked buffy-brown below, displaying strong sexual dimorphism. This species measures approximately 12-14 cm (4.7-5.5 in) in length and weighs between 12.5-16.0 grams, possessing a distinct conical, pointed bill that...
This species inhabits all forest types found on Cocos Island, from the coastal lowlands to the highest points of the island's interior. It is equally at home in dense primary forest, secondary growth, and shrubby clearings.
The Cocos Finch is an opportunistic omnivore, feeding primarily on a wide variety of insects, as well as fruits, seeds, and nectar. Its foraging methods are highly adaptable, allowing it to exploit diverse food sources across its island home.
The Cocos Finch is an active, diurnal bird, typically observed singly or in small family groups foraging among foliage, on branches, or even on the ground. Its foraging strategies are remarkably diverse, including gleaning insects from leaves, probing crevices in bark like a nuthatch, catching in...
The Cocos Finch's entire global distribution is restricted solely to Cocos Island (Isla del Coco), a remote oceanic island belonging to Costa Rica, located approximately 550 kilometers (340 miles) southwest of the Costa Rican mainland. This makes it one of the most geographically restricted bird ...
Vulnerable
- The Cocos Finch is often referred to as the 'sixth Darwin's Finch,' despite being genetically distinct and originating from the tanager family, separate from the iconic Galápagos finches. - It is the only bird species entirely endemic to Cocos Island, a remote outpost of Costa Rica in the Pacif...