Thick-billed Spiderhunter vs Little Spiderhunter

In short

The Thick-billed Spiderhunter and Little Spiderhunter are similar in appearance but can be distinguished by bill size and shape. The Thick-billed has a notably heavier and thicker bill compared to the more slender bill of the Little Spiderhunter. Both species share similar habitats but differ slightly in vocalizations.

Identification tips

1. Bill Size: Look for the thicker, heavier bill of the Thick-billed Spiderhunter. 2. Size and Structure: Note the slightly larger size and more robust build of the Thick-billed. 3. Vocalizations: Listen for the harsher calls of the Thick-billed compared to the softer calls of the Little Spiderhunter. 4. Habitat: Consider the elevation; the Thick-billed is more common in montane areas.

Size

The Thick-billed Spiderhunter is slightly larger and more robust than the Little Spiderhunter.

Plumage

Both species have similar plumage with olive-green upperparts and yellowish underparts, making color a less reliable distinguishing feature.

Behaviour

Both species exhibit similar foraging behavior, often seen probing flowers for nectar.

Habitat

Both species inhabit similar forested areas, but the Thick-billed Spiderhunter is more often found in lower montane forests, while the Little Spiderhunter is more widespread in lowland forests.

Voice

The Thick-billed Spiderhunter has a harsher, more metallic call compared to the softer, more musical call of the Little Spiderhunter.