Nicobar Pigeon vs Pink-necked Green-Pigeon

The Nicobar Pigeon is a large, metallic-feathered pigeon with a distinctive long, iridescent neck hackle, while the Pink-necked Green-Pigeon is smaller, with a more subtle green plumage and a pinkish neck in males. The Nicobar Pigeon is often found on the ground or low perches, whereas the Pink-necked Green-Pigeon is more arboreal, typically seen in the midstory to canopy.

Look for the iridescent neck hackles and larger size of the Nicobar Pigeon. In contrast, the Pink-necked Green-Pigeon is smaller, with a pink neck in males and more arboreal habits. Observing their preferred perching height can also be a clue.

The Nicobar Pigeon is larger and more robust compared to the smaller, more slender Pink-necked Green-Pigeon.

Nicobar Pigeon has a striking iridescent plumage with long neck hackles, while the Pink-necked Green-Pigeon features a more subdued green plumage with a distinctive pink neck in males.

Nicobar Pigeons are often seen on the ground or low perches, whereas Pink-necked Green-Pigeons are more arboreal, foraging in the midstory to canopy.

Nicobar Pigeons are typically found on small islands and coastal regions, while Pink-necked Green-Pigeons are more widespread in forests and urban areas.

Vocalizations are not distinctly noted for either species in the sources.