Black-crowned Night Heron vs Black Heron

In short

The Black-crowned Night Heron (Nycticorax nycticorax) is a stocky heron with a distinctive black crown and back, contrasting with its gray wings and white underparts. The Black Heron (Egretta ardesiaca), in contrast, is known for its unique 'umbrella' hunting technique and all-black plumage. These differences in plumage and behavior are key for identification.

Identification tips

1. Look for the black crown and back on the Black-crowned Night Heron, contrasting with its gray and white body. 2. Observe the all-black plumage of the Black Heron. 3. Note the 'umbrella' hunting behavior of the Black Heron. 4. Consider the time of day: Black-crowned Night Herons are more active at night, while Black Herons are active during the day.

Size

Both species are medium-sized herons, but the Black-crowned Night Heron has a more robust build compared to the slender Black Heron.

Plumage

The Black-crowned Night Heron has a black crown and back with gray wings and white underparts, while the Black Heron is entirely black.

Behaviour

The Black-crowned Night Heron is nocturnal and often seen at dusk or night, while the Black Heron is diurnal and known for its 'umbrella' hunting technique, where it uses its wings to create shade and lure fish.

Habitat

Black-crowned Night Herons are found in a variety of wetland habitats worldwide, while Black Herons are primarily found in sub-Saharan Africa in shallow freshwater wetlands.

Voice

The Black-crowned Night Heron has a harsh 'quawk' call, especially when disturbed. The Black Heron's vocalizations are less documented but are not a primary identification feature.