River Tyrannulet
Serpophaga hypoleuca
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyTyrannidae (Tirànids)
- GenusSerpophaga (Riverine Tyrannulets and Allies)
- SpeciesSerpophaga hypoleuca (River Tyrannulet)
Closest Relatives at Yasuní National Park
Tropical Kingbird
Tyrannus melancholicus
Great Kiskadee
Pitangus sulphuratus
Lesser Kiskadee
Pitangus lictor
Boat-billed Flycatcher
Megarynchus pitangua
Social Flycatcher
Myiozetetes similis
Drab Water Tyrant
Ochthornis littoralis
Yellow-crowned Tyrannulet
Tyrannulus elatus
Gray-capped Flycatcher
Myiozetetes granadensis
Bright-rumped Attila
Attila spadiceus
Piratic Flycatcher
Legatus leucophaius
Cinnamon Attila
Attila cinnamomeus
Short-crested Flycatcher
Myiarchus ferox
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
| # | Park | Country | Probability |
|---|---|---|---|
| 1 | Amacayacu National Natural Park | 🇨🇴 Colombia | |
| 2 | Cuyabeno Wildlife Reserve | 🇪🇨 Ecuador | |
| 3 | Yasuní National Park | 🇪🇨 Ecuador | |
| 4 | Manu National Park | 🇵🇪 Peru | |
| 5 | Tambopata National Reserve | 🇵🇪 Peru |
Quick answers
What are the chances of seeing a River Tyrannulet in Yasuní National Park?
About 1% of visitor-days record a River Tyrannulet sighting in Yasuní National Park, based on 46 observer-days of citizen-science data from GBIF.
When is the best time to see River Tyrannulet in Yasuní National Park?
April has the highest sighting rate for River Tyrannulet in Yasuní National Park in our monthly data.