Dacnis venusta
Silhouette: Sheatherius · PhyloPic
In 3 days <5% in a week ~10%
The scarlet-thighed dacnis (Dacnis venusta) is a species of bird in the family Thraupidae, the tanagers and allies. It is found in Costa Rica, Colombia, Ecuador, and Panama. The scarlet-thighed dacnis was formally described in 1862 with its current binomial Dacnis venusta. The genus Dacnis is from the Greek for an Egyptian bird whose identity is unknown. The specific epithet venusta is from the Latin venustus meaning lovely.
The scarlet-thighed dacnis is 11 to 12 cm (4.3 to 4.7 in) long and weighs 15 to 17 g (0.53 to 0.60 oz). It has a short pointed bill. The species is sexually dimorphic. Adult males of the nominate subspecies have a mostly turquoise-blue head with a triangular black mask from the forehead and lores to just past the eye and extending down the throat. Their back, scapulars, and rump are turquoise-blue. Their longest uppertail coverts are black and the rest turquoise-blue. Their wings and tail are black. Their breast, belly, and undertail coverts are deep greenish black. Their eponymous scarlet... Wikipedia →
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | San José | 🇨🇷 Costa Rica |
| # | Zoo / Centre | Country | |
|---|---|---|---|
| 1 | La Paz Waterfall Gardens | 🇨🇷 Costa Rica |
Rare
Under 5% of wildlife watchers report a Scarlet-thighed Dacnis sighting in Rincón de la Vieja National Park on a given day, based on 17 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 247th most-seen of the 341 birds we can rate there. Over three days the chance rises to under 5%, and over a week to about 10%, if each day is a fresh chance.
July and October
In those months about 10% of wildlife watchers report a Scarlet-thighed Dacnis in Rincón de la Vieja National Park on a given day, against under 5% in August–September and November–June, the lowest months. Those are among Rincón de la Vieja National Park's wettest months, with about 310 mm of rain a month against 45 mm in February.
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most Scarlet-thighed Dacnis sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
15th of 22
Of the 22 parks where we can rate Scarlet-thighed Dacnis sightings, Rincón de la Vieja National Park ranks 15th at under 5%. The best odds are in Chagres National Park (Panama, about 20%), Arenal Volcano National Park (Costa Rica, about 20%) and Chirripó National Park (Costa Rica, about 20%).
Same family: Thraupidae
The closest relatives of the Scarlet-thighed Dacnis that you can see in Rincón de la Vieja National Park (family Thraupidae, Tanagers and Allies) are Gray-headed Tanager (about 30%), Blue-gray Tanager (about 20%) and Red-legged Honeycreeper (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Scarlet-thighed Dacnis is recorded against all the birds logged in Rincón de la Vieja National Park (17 verified sightings from 2019 to 2026), 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.
