Crested Guan vs Great Curassow

In short

The Crested Guan and Great Curassow are both large, ground-dwelling birds of the Cracidae family, but they differ in size and plumage. The Great Curassow is notably larger with a distinctive curly crest, while the Crested Guan has a more slender build and a less pronounced crest. Both species are often found in similar forest habitats, making careful observation necessary.

Identification tips

1. Size and Crest: Look for the larger size and curly crest of the Great Curassow. 2. Plumage: Note the glossy dark plumage of the Crested Guan versus the more varied plumage of the Great Curassow. 3. Habitat Preference: Consider the habitat; Great Curassows prefer undisturbed forests. 4. Behavior: Observe feeding habits; Crested Guans are more arboreal.

Size

The Great Curassow is larger and more robust than the Crested Guan.

Plumage

The Crested Guan has a dark, glossy plumage with a less pronounced crest, while the Great Curassow features a striking curly crest and can have a more varied plumage, often with white underparts in males.

Behaviour

Both species are ground-dwelling but can be seen feeding in trees. The Great Curassow is more likely to be seen on the forest floor, while the Crested Guan may be more arboreal.

Habitat

Both species inhabit tropical forests, but the Crested Guan is more adaptable to disturbed areas, whereas the Great Curassow prefers undisturbed forest interiors.

Voice

Vocalizations differ, with the Crested Guan having a more varied call repertoire compared to the Great Curassow's simpler calls.