Bird Guide

Green-tailed Trainbearer vs Ruby-topaz Hummingbird

Green-tailed Trainbearer (Lesbia nuna)

Green-tailed Trainbearer

Lesbia nuna

Tiny4 gShrubland

The male green-tailed trainbearer is 15.3 to 17 cm (6.0 to 6.7 in) long including the 10.6 to 13.6 cm (4.2 to 5.4 in) long tail. Females are about 11.6 cm (4.6 in) long including their 4.5 to 6.2 cm (1.8 to 2.4 in) long tail. The species weighs 3.1 to 4.3 g (0.11 to 0.15 oz). It has a short, straight, black bill. Males of the nominate subspecies are almost entirely glittering emerald green; the throat is iridescent emerald green and the lower belly grayish with green dots. Its tail is long, forked, and black with green tips to the feathers.

ID text from Wikipedia, CC BY-SA 4.0

Photo: David F. Belmonte · CC BY 4.0
Ruby-topaz Hummingbird (Chrysolampis mosquitus)

Ruby-topaz Hummingbird

Chrysolampis mosquitus

Tiny4 gForest

The ruby-topaz hummingbird is 8 to 9.5 cm (3.1 to 3.7 in) long and weighs 2.5 to 5 g (0.09 to 0.18 oz). Its almost straight, black bill is relatively short compared to those of most other hummingbirds. The male has dark brown upperparts with an olive gloss. Its crown and nape are glossy ruby red, and the throat and breast are usually iridescent golden though sometimes emerald green. The rest of the underparts are brown and the chestnut tail is tipped black. The female ruby-topaz hummingbird has bronze-green upperparts and pale grey underparts. Voice: The ruby-topaz hummingbird's song is "a doubled 'tliii...tliii...tliii'", which is usually given from a high perch.

ID text from Wikipedia, CC BY-SA 4.0

Photo: William Stephens · CC BY 4.0

Where you might meet both

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Photos and recordings are credited to their authors under the licence shown. Full profiles: Green-tailed Trainbearer and Ruby-topaz Hummingbird.