Buff-necked Ibis
Theristicus caudatus
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPelecaniformes (Pelicaniformes)
- FamilyThreskiornithidae (Ibises and Spoonbills)
- GenusTheristicus (Theristicus Ibises)
- SpeciesTheristicus caudatus (Buff-necked Ibis)
Closest Relatives at Iguazú National Park
Green Ibis
Mesembrinibis cayennensis
Bare-faced Ibis
Phimosus infuscatus
White-faced Ibis
Plegadis chihi
Roseate Spoonbill
Platalea ajaja
Great Egret
Ardea alba
Black-crowned Night Heron
Nycticorax nycticorax
Striated Heron
Butorides striata
Rufescent Tiger Heron
Tigrisoma lineatum
Fasciated Tiger Heron
Tigrisoma fasciatum
Snowy Egret
Egretta thula
Cocoi Heron
Ardea cocoi
Cattle Egret
Bubulcus ibis
📅 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 | Emas National Park | 🇧🇷 Brazil | |
| 2 | Noel Kempff Mercado National Park | 🇧🇴 Bolivia | |
| 3 | Serra da Canastra National Park | 🇧🇷 Brazil | |
| 4 | El Impenetrable National Park | 🇦🇷 Argentina | |
| 5 | Parque Estadual Encontro das Águas | 🇧🇷 Brazil | |
| 6 | Sierra de la Macarena National Park | 🇨🇴 Colombia | |
| 7 | Amboró National Park | 🇧🇴 Bolivia | |
| 8 | Chapada dos Guimarães National Park | 🇧🇷 Brazil | |
| 9 | Puracé National Natural Park | 🇨🇴 Colombia | |
| 10 | Los Nevados National Natural Park | 🇨🇴 Colombia | |
| 11 | Iberá National Park | 🇦🇷 Argentina | |
| 12 | Canaima National Park | 🇻🇪 Venezuela | |
| 13 | Itatiaia National Park | 🇧🇷 Brazil | |
| 14 | Iguaçu National Park | 🇧🇷 Brazil | |
| 15 | Farallones de Cali National Natural Park | 🇨🇴 Colombia | |
| 16 | Serra dos Órgãos National Park | 🇧🇷 Brazil | |
| 17 | Madidi National Park | 🇧🇴 Bolivia | |
| 18 | Iguazú National Park | 🇦🇷 Argentina | |
| 19 | El Palmar National Park | 🇦🇷 Argentina | |
| 20 | Tijuca National Park | 🇧🇷 Brazil |
Quick answers
What are the chances of seeing a Buff-necked Ibis in Iguazú National Park?
About 1% of visitor-days record a Buff-necked Ibis sighting in Iguazú National Park, based on 26 observer-days of citizen-science data from GBIF.
When is the best time to see Buff-necked Ibis in Iguazú National Park?
August has the highest sighting rate for Buff-necked Ibis in Iguazú National Park in our monthly data.