1. A large, tropical bird of South America with a long neck, small head, and spiky crest, known for its loud calls and preference for wetland habitats.
Usage: Also called stinkbird due to its distinctive odor.; Scientific name: Opisthocomus hoazin.; Found primarily in wetlands and riverside forests of the Amazon and Orinoco basins.

Examples

• The hoactzin is a unique bird found only in South American wetlands.
• Birdwatchers travel to the Amazon to observe the hoactzin in its natural habitat.
• The hoactzin's loud, guttural calls can be heard echoing across the river at dawn.
• Unlike most birds, the hoactzin has a distinctive smell that gives it the nickname stinkbird.
• Young hoactzins have claws on their wings, a primitive feature rarely seen in modern birds.