Archive · 23 Aug 2025
Snake Island: Brazil's Forbidden Isle of Deadly Vipers
Snake Island, also known as Ilha da Queimada Grande, is a dangerous place off the coast of Brazil.
It's home to thousands of deadly golden lancehead snakes, whose venom is very strong.
No one lives there except for the snakes and occasional Navy personnel maintaining the lighthouse.
The island is protected to keep people safe and to protect the endangered snakes.
It's a unique place where nature reigns, and it reminds us that some places are best left to the wild.
Snake Island, off Brazil, is home to thousands of venomous golden lancehead vipers.
The island is a restricted area; human presence is illegal without authorization.
The golden lancehead's venom is highly potent, causing severe internal damage.
The Brazilian Navy maintains a lighthouse on the island, with strict safety protocols.
The island is vital for conservation, as the snakes are critically endangered and the site supports biodiversity.
- Who
- The island's primary inhabitants are golden lancehead vipers; humans are restricted.
- What
- Snake Island is a Brazilian island inhabited by thousands of venomous snakes.
- When
- The island has been isolated for approximately 11,000 years, leading to the snakes' evolution.
- Where
- Snake Island, or Ilha da Queimada Grande, is located off the coast of São Paulo, Brazil.
- Why
- The island is dangerous to humans and is preserved for the endangered snakes and biodiversity.
Conservationists
N/A
Importance
Conservationists
Protecting Snake Island is vital for biodiversity.
N/A
N/A
- Official Name
- Ilha da Queimada Grande
- Location
- Off the coast of São Paulo, Brazil
- Primary Inhabitants
- Golden Lancehead vipers
- Size
- 43 hectares
- Human Access
- Prohibited without authorization
- Lighthouse Maintenance
- Brazilian Navy
- Conservation Oversight
- Instituto Chico Mendes de Conservação da Biodiversidade (ICMBio)