French: Hoazin huppé German: Hoatzin Spanish: Hoazín
E of Andes: Colombia, Venezuela and the Guianas S to Ecuador, Peru, N & C Brazil and Bolivia.
62–70 cm; 695–900 g. Unmistakable. Above dark brown with olive reflections and large white streaks; head rufous with long, narrow, erectile crest below pale buff... read more
Utters a wheezing "hiss" in defence of nest or young, while contact calls (which may be... read more
Confined to arboreal vegetation bordering lowland waterways in Neotropics, typically alongside... read more
Food and feeding
Near-obligate folivore; the only bird species known with foregut microbial fermentation, similar to that of ruminants; lengthy digestion of... read more
Nests in rainy season, dates varying with locality, e.g. Dec–Jul in NE Ecuador. Monogamous pairs with up to six helpers (but... read more
Highly sedentary; adults do not swim, walk or hop, and have weak flight abilities. During dry... read more
Status and conservation
Not globally threatened (Least Concern). Widespread in suitable habitat, but very patchily distributed; still locally numerous, but little information available on status... read more
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