Indochinese Roller vs Dollarbird

In short

The Indochinese Roller and Dollarbird can be distinguished by their structure and plumage. The Indochinese Roller has a more robust build with a larger head and a distinctive pale blue wing patch, while the Dollarbird is slimmer with a characteristic white circular spot on its wings visible in flight.

Identification tips

1. Look for the white circular wing spot in the Dollarbird during flight. 2. Note the pale blue wing patch on the Indochinese Roller. 3. Observe the overall build: the Indochinese Roller is more robust. 4. Listen for vocal differences: the Dollarbird's call is repetitive, while the Indochinese Roller has a harsher tone.

Size

The Indochinese Roller is generally more robust and slightly larger than the Dollarbird.

Plumage

Indochinese Roller shows a pale blue wing patch and a more vibrant blue overall plumage. The Dollarbird has a darker, more uniform blue-green plumage with a distinctive white circular spot on the wings, visible in flight.

Behaviour

Both species are often seen perched conspicuously on wires or bare branches, but the Dollarbird may be more active in flight, displaying its wing spots.

Habitat

Both species inhabit open woodlands and forest edges, but the Dollarbird is more likely to be found near water bodies.

Voice

The Indochinese Roller has a harsh, grating call, while the Dollarbird's call is more of a repetitive 'kak-kak-kak'.