Phyllomyias griseiceps
Silhouette: Emily Willoughby · PhyloPic
In 3 days ~10% in a week ~20%
The sooty-headed tyrannulet (Phyllomyias griseiceps) is a species of bird in subfamily Elaeniinae of family Tyrannidae, the tyrant flycatchers. It is found in Brazil, Colombia, Ecuador, French Guiana, Guyana, Panama, Peru, Suriname, and Venezuela.
The International Ornithological Committee and BirdLife International's Handbook of the Birds of the World treat the sooty-headed tyrannulet as monotypic. However, since 2019 the Clements taxonomy has assigned it four subspecies based on a study published in 2014.
This article follows the monotypic species model. The sooty-headed tyrannulet is about 10 cm (3.9 in) long and weighs about 8 g (0.28 oz). The sexes have the same plumage. Adults have a grayish to blackish crown and dull grayish olive nape, back, and rump. Their lores and supercilium are white with a dark stripe through their eye. Their lower face is grizzled. Their wings are dusky with narrow whitish edges to the inner flight feathers and the ends of the coverts. Their tail is dusky. Their throat is grayish white, their breast and flanks pale olive, and their belly bright yellow. They have a dark brown iris, a very small and rounded... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Machalilla National Park | 🇪🇨 Ecuador | |
| 2 | Farallones de Cali National Natural Park | 🇨🇴 Colombia | |
| 3 | Podocarpus National Park | 🇪🇨 Ecuador | |
| 4 | Los Nevados National Natural Park | 🇨🇴 Colombia |
Rare
Under 5% of wildlife watchers report a Sooty-headed Tyrannulet sighting in Medellín on a given day, based on 103 verified sightings from GBIF citizen-science data. It is the 107th most-seen of the 244 birds we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.
October and December
In those months about 10% of wildlife watchers report a Sooty-headed Tyrannulet in Medellín on a given day, against under 5% in January–September and November, the lowest months.
Between 8 and 11 am
Across all the parks we cover, that three-hour window holds the most Sooty-headed Tyrannulet sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 2 cities where we can rate Sooty-headed Tyrannulet sightings, Medellín ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Cali (Colombia, under 5%).
Same family: Tyrannidae
The closest relatives of the Sooty-headed Tyrannulet that you can see in Medellín (family Tyrannidae, Tyrant Flycatchers) are Great Kiskadee (about 90%), Tropical Kingbird (about 80%) and Rusty-margined Flycatcher (about 50%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Sooty-headed Tyrannulet is recorded against all the birds logged in Medellín (103 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.
