The Chestnut-winged Cuckoo (Clamator glandarius) is a medium-sized bird belonging to the cuckoo family, Cuculidae. It is native to Africa, inhabiting a wide range of habitats, including woodlands, savannas, and agricultural areas. The Chestnut-winged Cuckoo is known for its distinctive appearance and its brood parasitic behavior.
One striking feature of the Chestnut-winged Cuckoo is its plumage. The adult male has a glossy black head, neck, and upperparts, contrasting with its chestnut-brown wings and tail. The female is similar in appearance, but with a duller coloration. Both sexes have bright red eyes and a long, black bill.