Black-bellied Malkoha vs Green-billed Malkoha

In short

The bill color is the most reliable field mark: the Black-bellied Malkoha has a black bill, while the Green-billed Malkoha features a distinctive green bill. Both species share a similar overall structure, but their plumage and vocalizations can help further distinguish them.

Identification tips

• Check the bill color: Black for Black-bellied Malkoha, green for Green-billed Malkoha.
• Observe the belly color: Black-bellied Malkoha has a black belly, while Green-billed Malkoha has a grey belly.
• Note the overall contrast in plumage: Black-bellied Malkoha is more contrasting.
• Use vocalizations cautiously, as they are not well-documented.

Size

Both species are similar in size, typical of malkohas, with long tails and slender bodies.

Plumage

The Black-bellied Malkoha has a striking black belly and a more contrasting plumage overall. In contrast, the Green-billed Malkoha has a more uniform grey body with a less contrasting belly.

Behaviour

Both species are often seen moving through dense foliage, but specific behavioral differences are not well-documented.

Habitat

Both species inhabit similar forested environments, often in lowland and foothill forests, making habitat alone an unreliable distinguishing factor.

Voice

Vocalizations are not well-documented for either species, making them unreliable for field identification.