Rivoli's Hummingbird vs Violet-crowned Hummingbird

In short

Rivoli's Hummingbird and Violet-crowned Hummingbird can be distinguished by their head coloration and size. Rivoli's has a distinctive dark crown and iridescent throat, while Violet-crowned features a striking violet crown and white underparts. Both species are similar in behavior but differ in habitat preferences.

Identification tips

1. Look for the dark crown and iridescent throat on Rivoli's Hummingbird. 2. Note the violet crown and white underparts on the Violet-crowned Hummingbird. 3. Consider the habitat: montane forests for Rivoli's, arid regions for Violet-crowned. 4. Size can be a clue: Rivoli's is larger and more robust.

Size

Rivoli's Hummingbird is larger and more robust compared to the smaller, more slender Violet-crowned Hummingbird.

Plumage

Rivoli's Hummingbird has a dark crown and a striking iridescent green throat. In contrast, the Violet-crowned Hummingbird has a violet crown and white underparts, with a less iridescent appearance overall.

Behaviour

Both species exhibit typical hummingbird behaviors such as hovering and rapid flight. Rivoli's may be more aggressive and territorial.

Habitat

Rivoli's Hummingbird is often found in montane forests, while the Violet-crowned Hummingbird prefers arid and semi-arid regions, often near water sources.

Voice

Both species have typical hummingbird calls, but specific differences in vocalizations are not well-documented.