Short-tailed Woodstar

Short-tailed Woodstar

Myrmia micrura

Silhouette: Ferran Sayol · PhyloPic

LCLeast ConcernNTVUENCR
Daily sighting probability ~10% · With luck
at Guayaquil

In 3 days ~20% in a week ~40%

59 Verified sightings at Guayaquil
147 In 1 park From 2019 to 2026
April Best month
☀️ Diurnal When it's spotted

About the Short-tailed Woodstar

The short-tailed woodstar (Myrmia micrura) is a species of hummingbird in tribe Mellisugini of subfamily Trochilinae, the "bee hummingbirds". It is the only species placed in the genus Myrmia. It is found in Ecuador and Peru.

The short-tailed woodstar was originally placed in genus Calothorax but since approximately 1876 has been placed in its current myrmia. It is the only species in its genus and has no subspecies. The short-tailed woodstar is about 6 cm (2.4 in) long and weighs about 2.3 g (0.081 oz). It and the gorgeted woodstar (Chaetocercus heliodor) are the smallest birds in South America, though the little woodstar (C. bombus) is only slightly longer. It has a very short, slightly decurved, black bill. Both sexes have shining green upperparts. Males have a white stripe from the bill to below the eye. Their gorget is glittering violet and the breast white with dingy flanks. Their very short tail's central feathers are green and the rest blackish. Females lack the bright gorget; their underparts are pale buffy whitish to cinnamon buff. Their tail is like the male's with the addition of white tips on the outer feathers. Wikipedia →

Sounds

Uncertain0:46

Ecuador · 2022

© Cristopher Rodríguez-Moreira · XC871990 · CC BY-NC-SA 4.0

Recording0:11

Ecuador · 2021

© Cristopher Rodriguez-Moreira · XC679708 · CC BY-NC-SA 4.0

Call0:14

Ecuador · 1995

© Paul Coopmans · XC264488 · CC BY-NC-SA 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Machalilla National Park 🇪🇨 Ecuador
~20%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Guayaquil 🇪🇨 Ecuador
~10%

Before you go

What are the chances of seeing a Short-tailed Woodstar in Guayaquil?

With luck

About 10% of wildlife watchers report a Short-tailed Woodstar sighting in Guayaquil on a given day, based on 59 verified sightings from GBIF citizen-science data. It is the 68th most-seen of the 167 birds we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.

When is the best time to see a Short-tailed Woodstar in Guayaquil?

April and December

In those months about 20% of wildlife watchers report a Short-tailed Woodstar in Guayaquil on a given day, against under 5% in January, March, August and November, the lowest months.

What time of day is best to see a Short-tailed Woodstar?

Between 7 and 10 am

Across all the parks we cover, that three-hour window holds the most Short-tailed Woodstar sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Where else can you see a Short-tailed Woodstar?

Only Guayaquil, in our data

Guayaquil is the only city on Wallace's Line with enough records to rate Short-tailed Woodstar sightings: about 10% of wildlife watchers there report one on a given day.

Where does the Short-tailed Woodstar sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Short-tailed Woodstar is recorded against all the birds logged in Guayaquil (59 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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