Búho de Mindanao vs Autillo de la Sonda

The Giant Scops Owl and Sunda Scops Owl can be challenging to differentiate, but size and plumage are key. The Giant Scops Owl is generally larger with darker plumage, while the Sunda Scops Owl has very pale underparts.

Size: Look for the larger size of the Giant Scops Owl. Plumage: Check for the darker plumage of the Giant Scops Owl compared to the pale underparts of the Sunda Scops Owl.

Giant Scops Owl is larger than the Sunda Scops Owl.

Giant Scops Owl has darker plumage overall, whereas the Sunda Scops Owl is noted for its very pale underparts.