Klaas's Cuckoo vs African Emerald Cuckoo

In short

Klaas's Cuckoo and African Emerald Cuckoo are both small, iridescent green cuckoos, but they can be distinguished by key plumage differences. Klaas's Cuckoo males have a white belly with green bars, while African Emerald Cuckoo males have a more uniform green underparts. Females of both species are more challenging to differentiate, but Klaas's Cuckoo females are generally browner with more distinct barring.

Identification tips

1. Look for the white belly with green bars in male Klaas's Cuckoo. 2. Note the more uniform green underparts of male African Emerald Cuckoo. 3. Observe the habitat; Klaas's Cuckoo is more adaptable to open areas. 4. Use vocalizations as a secondary clue, as they can be distinct but require familiarity.

Size

Both species are similar in size, typical of small cuckoos.

Plumage

Male Klaas's Cuckoo has a brilliant, iridescent green back and a white belly with thin green bars. In contrast, the male African Emerald Cuckoo has a more uniform green underparts. Female Klaas's Cuckoo is gray-brown with a white belly and thin brown bars, while female African Emerald Cuckoo tends to be greener with less distinct barring.

Behaviour

Both species are brood parasites and exhibit similar behaviors such as being secretive and often remaining high in the canopy.

Habitat

Klaas's Cuckoo is found in a variety of habitats including riparian woodlands, forest edges, savannas, and gardens. African Emerald Cuckoo is typically found in similar habitats but may prefer denser forests.

Voice

Both species have distinct calls, but specific vocal differences are not detailed here. Listening to recordings may help distinguish them.