Black-and-white Owl vs Black-banded Owl

In short

The Black-and-white Owl (Strix nigrolineata) and the Black-banded Owl (Strix huhula) can be distinguished by their contrasting underpart patterns. The Black-and-white Owl is largely white below with thin, dark bars, while the Black-banded Owl is black with narrow white barring. Both species have similar structure and size, but their plumage is the key differentiator.

Identification tips

• Look for the white underparts with dark bars in the Black-and-white Owl.
• Note the black underparts with white barring in the Black-banded Owl.
• Observe behavior around street lights, which can help locate these owls.
• Listen for the distinct calls of the Black-and-white Owl if vocalizations are heard.

Size

Both species are similar in size, typical of medium-sized owls.

Plumage

The Black-and-white Owl has a predominantly white underside with thin, dark bars, contrasting with its black upperparts. In contrast, the Black-banded Owl is black both above and below, with prominent white barring.

Behaviour

Both species are nocturnal and may be observed hunting around street lights. The Black-and-white Owl is known to prey on insects and small mammals, including bats.

Habitat

The Black-and-white Owl is found in Central America, often in forested areas, while the Black-banded Owl is native to eastern South America, also favoring forest habitats.

Voice

The Black-and-white Owl's call includes a series of 'hu, hu, hu, hóo-ah' and a cat-like scream. The Black-banded Owl's vocalizations are not detailed here, but differences in calls could aid identification.