Neotropical Rattlesnake
Neotropical RattlesnakeNeotropical RattlesnakeNeotropical RattlesnakeNeotropical Rattlesnake

Neotropical Rattlesnake

Crotalus durissus

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
40–50% · Likely
overall probability at Emas National Park
27 Verified records at Emas National Park
April Best month highest sighting rate
🌅 Crepuscular When it's active at dawn and dusk

Crotalus durissus, known as the South American rattlesnake, tropical rattlesnake, and by other names, is a highly venomous pit viper species found in South America. It is the most widely distributed member of its genus. Currently, seven subspecies are recognized. Wikipedia →

40–50% of wildlife watchers report a Neotropical Rattlesnake sighting in Emas National Park, based on 27 days of visitor records from GBIF citizen-science data.

Closest Relatives at Emas National Park

Cerrado Lancehead
LC

Cerrado Lancehead

🌅 Crepuscular Reptile

Bothrops pauloensis

40–50% · Likely
Urutu Lancehead
LC

Urutu Lancehead

☀️ Diurnal Reptile

Bothrops alternatus

30–40% · Possible
Brazilian Lancehead
LC

Brazilian Lancehead

☀️🌙 Day & Night Reptile

Bothrops moojeni

20–30% · Possible
Mato Grosso Lancehead
LC

Mato Grosso Lancehead

☀️🌙 Day & Night Reptile

Bothrops mattogrossensis

Insufficient data

📅 Monthly Probability

30–40
Jan
40–50
Feb
60–70
Mar
70–80
Apr
50–60
May
30–40
Jun
30–40
Jul
30–40
Aug
30–40
Sep
40–50
Oct
40–50
Nov
30–40
Dec

🌅 When They're Spotted

Most active at dawn and dusk · across all parks (global)

🌅Crepuscular
☀️🌙🌙12am6am12pm6pm12am

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
40–50%
2 Serra da Canastra National Park 🇧🇷 Brazil
20–30%
3 Chapada Diamantina National Park 🇧🇷 Brazil
20–30%
4 Henri Pittier National Park 🇻🇪 Venezuela
10–20%
5 Iguaçu National Park 🇧🇷 Brazil
10–20%
6 Iguazú National Park 🇦🇷 Argentina
5–10%
7 Noel Kempff Mercado National Park 🇧🇴 Bolivia
Insufficient data
8 Amboró National Park 🇧🇴 Bolivia
Insufficient data
9 El Impenetrable National Park 🇦🇷 Argentina
Insufficient data
10 Itatiaia National Park 🇧🇷 Brazil
Insufficient data
11 Chapada dos Guimarães National Park 🇧🇷 Brazil
Insufficient data
12 Madidi National Park 🇧🇴 Bolivia
Insufficient data
13 Serra dos Órgãos National Park 🇧🇷 Brazil
Insufficient data

Quick answers

What are the chances of seeing a Neotropical Rattlesnake in Emas National Park?

About 48% of wildlife watchers report a Neotropical Rattlesnake sighting in Emas National Park, based on 27 days of visitor records from GBIF citizen-science data.

When is the best time to see Neotropical Rattlesnake in Emas National Park?

April has the highest sighting rate for Neotropical Rattlesnake in Emas National Park in our monthly data.

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