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GrasslandTiny · 6 g
ID tip
The bronze-tailed thornbill is 13 to 14 cm (5.1 to 5.5 in) long and weighs 5.9 to 6.3 g (0.21 to 0.22 oz). Both sexes have a short straight black bill. Adults are generally bottle green overall, with coppery red uppertail coverts and a forked olive green tail. Adult males have a narrow gorget that is emerald green under the chin and transitions to pink at the bottom. Adult females are similar but the gorget is paler green and does not have the pink "beard"; in addition their outer tail feathers have pale tips. Juveniles resemble adult females with the addition of a mahogany red crown. Voice: The bronze-tailed thornbill makes "a dull short 'tzk'" call; other vocalizations if any are not known.
Text from Wikipedia, licensed CC BY-SA 4.0.
When to see the Bronze-tailed Thornbill
One bar for each month, and every month is filled: this bird is recorded here in all twelve. The wide bar is July, the month with the most records.
Where to see the Bronze-tailed Thornbill
The map shades 2 countries with regular records. Everything unshaded has no records. Countries are listed below the map.
About the Bronze-tailed Thornbill
The bronze-tailed thornbill is a species of hummingbird in the "coquettes", tribe Lesbiini of subfamily Lesbiinae. It is found in Colombia and Venezuela.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
Easily confused with
Rufous-capped ThornbillChalcostigma ruficepsThe rufous-capped thornbill is about 10.5 cm (4.1 in) long and weighs 3.3 to 3.9 g (0.12 to 0.14 oz).
Blue-mantled ThornbillChalcostigma stanleyiThe blue-mantled thornbill is 12 to 13 cm (4.7 to 5.1 in) long; males weigh about 6.2 g (0.22 oz) and females 4.5 g (0.16 oz).
Olivaceous ThornbillChalcostigma olivaceumThe olivaceous thornbill is 12 to 15 cm (4.7 to 5.9 in) long.
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