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 Cuyabeno Wildlife Reserve
Great Kiskadee
Pitangus sulphuratus
Tropical Kingbird
Tyrannus melancholicus
Lesser Kiskadee
Pitangus lictor
Social Flycatcher
Myiozetetes similis
Boat-billed Flycatcher
Megarynchus pitangua
Cinnamon Attila
Attila cinnamomeus
Yellow-crowned Tyrannulet
Tyrannulus elatus
Drab Water Tyrant
Ochthornis littoralis
Piratic Flycatcher
Legatus leucophaius
Gray-capped Flycatcher
Myiozetetes granadensis
Bright-rumped Attila
Attila spadiceus
Dusky-capped Flycatcher
Myiarchus tuberculifer
📅 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 Cuyabeno Wildlife Reserve?
About 2% of visitor-days record a River Tyrannulet sighting in Cuyabeno Wildlife Reserve, based on 69 observer-days of citizen-science data from GBIF.
When is the best time to see River Tyrannulet in Cuyabeno Wildlife Reserve?
April has the highest sighting rate for River Tyrannulet in Cuyabeno Wildlife Reserve in our monthly data.