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To protect nature, animals, and live in harmony

Onçafari was created to preserve Brazilian biodiversity through the protection of natural areas and by supporting the socioeconomic development of local communities.

We work for the preservation of biodiversity in 4 Brazilian biomes: Amazon, Cerrado, Pantanal, and Atlantic Forest.

Learn about the work of Onçafari

We operate in eight different sectors of conservation, each one addressing the specific aspects required to preserve the environment. Find out what exactly we do and the importance of each sector.

Get to know our target species

Jaguars and maned wolves are currently the primary focus of our work. But we also contribute to the conservation of several other species. Learn more about each of them:

JAGUAR

MANED WOLF

OTHER SPECIES

Support our project and help us to conserve jaguars and other endangered species

Updates in our blog

Blog2025: A Year of Achievements, Collaboration, and Impact in Brazilian Conservation
28 de January de 2026

2025: A Year of Achievements, Collaboration, and Impact in Brazilian Conservation

The year 2025 marked another significant chapter in the history of Onçafari; a period in which conservation and people came together to face the challenges of protecting Brazil’s biodiversity. In…
BlogOnçafari at the 2026 World Economic Forum
13 de January de 2026

Onçafari at the 2026 World Economic Forum

Onçafari at the 2026 World Economic Forum The Schwab Foundation Award 2026 has selected Mario Haberfeld, CEO and founder of Onçafari, as one of 21 new members of the community…
BlogOnçafari is among the 100 Best NGOs in Brazil and stands out in the Environmental category
17 de December de 2025

Onçafari is among the 100 Best NGOs in Brazil and stands out in the Environmental category

Onçafari has been named one of the 100 Best NGOs in Brazil in 2025, and during the awards ceremony it was also recognized as the Best Environmental and Sustainability Brazilian…

Updates in our blog

28 de January de 2026 in Blog

2025: A Year of Achievements, Collaboration, and Impact in Brazilian Conservation

The year 2025 marked another significant chapter in the history of Onçafari; a period in which conservation and people came together to face the challenges of protecting Brazil’s biodiversity. In…
Read More
19 de January de 2026 in In the Media

Founder of Onçafari Named Schwab Foundation Social Entrepreneur of the Year 2026

Read More
15 de January de 2026 in Publications

First record of a maned wolf preying on greater rhea

The maned wolf Chrysocyon brachyurus is the largest canid in South America; however, its diet primarily consists of fruits, small vertebrates, and invertebrates. Despite extensive studies on its feeding ecology,…
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photo: Edu Fragoso

We have the support of many partners who also believe in a better future for biodiversity.

GET TO KNOW OUR PARTNERSBECOME A PARTNER