2 safari lodges
    Southeast Atlantic Forest (Rio de Janeiro & Espírito Santo), Brazil
    Very Quiet
    Malaria: Moderate

    Safari in Parque Natural Municipal Gruta da Onça

    Parque Natural Municipal Gruta da Onça is a protected area in Brazil.

    Best timeMay to September (dry season) for the Pantanal and Cerrado wildlife. Year-round for the Amazon.
    Species
    40
    Big Five
    0/5
    Lodges
    2
    Recommended stay
    1-2 days

    Parque Natural Municipal Gruta da Onça Map

    Park location and safari lodges

    The South American Big 5

    1 of 5 found in Parque Natural Municipal Gruta da Onça

    Jaguar
    Giant Anteater
    Giant Otter
    Tapir
    Capybara

    Recent sightings at Parque Natural Municipal Gruta da Onça

    Sign in to report

    40 species recorded in Parque Natural Municipal Gruta da Onça

    Book Safari Experiences in Parque Natural Municipal Gruta da Onça

    Game drives, guided tours, and unique experiences in Parque Natural Municipal Gruta da Onça

    When planning your Brazilian safari, we always advise considering the Pantanal for its unparalleled jaguar sightings, especially from April through August during the dry season. The Amazon basin,...

    January

    Now
    low

    Green Season

    Expect heavy rainfall, especially in the Amazon, leading to lush landscapes. Temperatures are warm and humid across the country.

    The Amazon is vibrant with migratory birds and abundant insect life. The Pantanal's waters are high, making boat safaris excellent for spotting caiman and river otters.

    We love the dramatic, verdant scenery of the Amazon at this time, perfect for boat-based exploration.

    Amazon Rainforest
    Pantanal

    February

    low

    Green Season

    Rain continues, particularly in the north and Amazon. Southern Brazil experiences slightly less rain but remains warm and humid.

    Birding is exceptional in the Amazon with resident species at their most active. The Pantanal's flooded plains offer great opportunities for spotting large mammals from boats.

    For dedicated birdwatchers, the Amazon's biodiversity is simply unparalleled this month.

    Amazon Rainforest
    Pantanal

    March

    low

    Green Season / Shoulder Season

    Rainfall begins to decrease in the Amazon, while the Pantanal starts to see receding waters. Temperatures remain high.

    The transition period offers a mix of experiences. The Amazon's rivers are still high for boat trips, and the Pantanal's drying areas concentrate wildlife.

    We find March offers a sweet spot in the Pantanal as wildlife begins to gather near remaining water sources.

    Pantanal
    Amazon Rainforest

    April

    moderate

    Dry Season

    The dry season begins in the Pantanal, with sunny days and cooler nights. The Amazon remains humid but sees less intense rain.

    This is the start of prime jaguar viewing in the Pantanal as water levels drop. The Amazon still offers good birding and primate sightings.

    We recommend heading to the Pantanal now for the best chance to spot jaguars along the riverbanks.

    Pantanal
    Serra da Capivara National Park

    May

    moderate

    Dry Season

    Dry and sunny conditions prevail in the Pantanal, ideal for wildlife viewing. The Amazon is still green but less wet.

    Jaguar sightings are excellent in the Pantanal. Giant river otters are often seen playing. Birding remains strong across both regions.

    May is a fantastic month for jaguar photography in the Pantanal; the light is superb.

    Pantanal
    Amazon Rainforest

    June

    high

    Dry Season

    Cooler temperatures and dry weather characterize the Pantanal. The Amazon experiences its driest period.

    The Pantanal is at its peak for jaguar and capybara sightings. The Amazon's receding waters expose more land, making wildlife easier to spot.

    We absolutely love June in the Pantanal for the sheer abundance of wildlife concentrated along the rivers.

    Pantanal
    Chapada Diamantina National Park

    July

    high

    Dry Season

    Dry and pleasant conditions continue in the Pantanal. The Amazon is also dry, with lower river levels.

    This is prime time for spotting jaguars, caiman, and capybaras in the Pantanal. The Amazon offers excellent opportunities for spotting monkeys and sloths.

    If seeing a jaguar is your top priority, July in the Pantanal is almost guaranteed success.

    Pantanal
    Amazon Rainforest

    August

    high

    Dry Season

    Dry weather persists in the Pantanal, though temperatures start to rise. The Amazon remains dry.

    The Pantanal continues to offer superb jaguar viewing. Giant river otters are very active. Birding is excellent as resident species are visible.

    We find the Pantanal in August offers a truly wild experience with predators actively hunting.

    Pantanal
    Emas National Park

    September

    moderate

    Dry Season / Shoulder Season

    The end of the dry season in the Pantanal brings warmer temperatures. The Amazon begins to see an increase in rainfall.

    Jaguar sightings remain good in the Pantanal as water sources dwindle. The Amazon's wildlife becomes more active with the returning rains.

    We enjoy the late dry season in the Pantanal for its dramatic landscapes and continued wildlife activity.

    Pantanal
    Amazon Rainforest

    October

    moderate

    Short Rains

    The 'short rains' begin in the Amazon, bringing humidity and afternoon showers. The Pantanal starts to experience higher water levels.

    The Amazon's biodiversity is in full swing with migratory birds returning. The Pantanal's rising waters start to spread out, creating new feeding grounds.

    We love the renewed energy in the Amazon during the short rains, making for incredible birding.

    Amazon Rainforest
    Pantanal

    November

    low

    Short Rains / Green Season

    Rainfall increases across the Amazon, leading to lush vegetation. The Pantanal's wet season begins with rising water levels.

    The Amazon is teeming with life, and birding is spectacular. The Pantanal's flooded areas are ideal for spotting aquatic life and water birds.

    For a truly immersive jungle experience with abundant birdlife, the Amazon in November is hard to beat.

    Amazon Rainforest
    Pantanal

    December

    low

    Green Season

    Heavy rains are common, especially in the Amazon, creating a vibrant, green landscape. The Pantanal is significantly flooded.

    The Amazon's rivers are high, perfect for boat safaris and spotting pink river dolphins. The Pantanal's flooded plains are excellent for observing caiman and water birds.

    We recommend boat-based safaris in the Amazon in December to explore flooded forests and spot unique riverine wildlife.

    Amazon Rainforest
    Pantanal

    January

    Now
    low

    Green Season

    Expect heavy rainfall, especially in the Amazon, leading to lush landscapes. Temperatures are warm and humid across the country.

    The Amazon is vibrant with migratory birds and abundant insect life. The Pantanal's waters are high, making boat safaris excellent for spotting caiman and river otters.

    We love the dramatic, verdant scenery of the Amazon at this time, perfect for boat-based exploration.

    Amazon Rainforest
    Pantanal

    February

    low

    Green Season

    Rain continues, particularly in the north and Amazon. Southern Brazil experiences slightly less rain but remains warm and humid.

    Birding is exceptional in the Amazon with resident species at their most active. The Pantanal's flooded plains offer great opportunities for spotting large mammals from boats.

    For dedicated birdwatchers, the Amazon's biodiversity is simply unparalleled this month.

    Amazon Rainforest
    Pantanal

    March

    low

    Green Season / Shoulder Season

    Rainfall begins to decrease in the Amazon, while the Pantanal starts to see receding waters. Temperatures remain high.

    The transition period offers a mix of experiences. The Amazon's rivers are still high for boat trips, and the Pantanal's drying areas concentrate wildlife.

    We find March offers a sweet spot in the Pantanal as wildlife begins to gather near remaining water sources.

    Pantanal
    Amazon Rainforest

    April

    moderate

    Dry Season

    The dry season begins in the Pantanal, with sunny days and cooler nights. The Amazon remains humid but sees less intense rain.

    This is the start of prime jaguar viewing in the Pantanal as water levels drop. The Amazon still offers good birding and primate sightings.

    We recommend heading to the Pantanal now for the best chance to spot jaguars along the riverbanks.

    Pantanal
    Serra da Capivara National Park

    May

    moderate

    Dry Season

    Dry and sunny conditions prevail in the Pantanal, ideal for wildlife viewing. The Amazon is still green but less wet.

    Jaguar sightings are excellent in the Pantanal. Giant river otters are often seen playing. Birding remains strong across both regions.

    May is a fantastic month for jaguar photography in the Pantanal; the light is superb.

    Pantanal
    Amazon Rainforest

    June

    high

    Dry Season

    Cooler temperatures and dry weather characterize the Pantanal. The Amazon experiences its driest period.

    The Pantanal is at its peak for jaguar and capybara sightings. The Amazon's receding waters expose more land, making wildlife easier to spot.

    We absolutely love June in the Pantanal for the sheer abundance of wildlife concentrated along the rivers.

    Pantanal
    Chapada Diamantina National Park

    July

    high

    Dry Season

    Dry and pleasant conditions continue in the Pantanal. The Amazon is also dry, with lower river levels.

    This is prime time for spotting jaguars, caiman, and capybaras in the Pantanal. The Amazon offers excellent opportunities for spotting monkeys and sloths.

    If seeing a jaguar is your top priority, July in the Pantanal is almost guaranteed success.

    Pantanal
    Amazon Rainforest

    August

    high

    Dry Season

    Dry weather persists in the Pantanal, though temperatures start to rise. The Amazon remains dry.

    The Pantanal continues to offer superb jaguar viewing. Giant river otters are very active. Birding is excellent as resident species are visible.

    We find the Pantanal in August offers a truly wild experience with predators actively hunting.

    Pantanal
    Emas National Park

    September

    moderate

    Dry Season / Shoulder Season

    The end of the dry season in the Pantanal brings warmer temperatures. The Amazon begins to see an increase in rainfall.

    Jaguar sightings remain good in the Pantanal as water sources dwindle. The Amazon's wildlife becomes more active with the returning rains.

    We enjoy the late dry season in the Pantanal for its dramatic landscapes and continued wildlife activity.

    Pantanal
    Amazon Rainforest

    October

    moderate

    Short Rains

    The 'short rains' begin in the Amazon, bringing humidity and afternoon showers. The Pantanal starts to experience higher water levels.

    The Amazon's biodiversity is in full swing with migratory birds returning. The Pantanal's rising waters start to spread out, creating new feeding grounds.

    We love the renewed energy in the Amazon during the short rains, making for incredible birding.

    Amazon Rainforest
    Pantanal

    November

    low

    Short Rains / Green Season

    Rainfall increases across the Amazon, leading to lush vegetation. The Pantanal's wet season begins with rising water levels.

    The Amazon is teeming with life, and birding is spectacular. The Pantanal's flooded areas are ideal for spotting aquatic life and water birds.

    For a truly immersive jungle experience with abundant birdlife, the Amazon in November is hard to beat.

    Amazon Rainforest
    Pantanal

    December

    low

    Green Season

    Heavy rains are common, especially in the Amazon, creating a vibrant, green landscape. The Pantanal is significantly flooded.

    The Amazon's rivers are high, perfect for boat safaris and spotting pink river dolphins. The Pantanal's flooded plains are excellent for observing caiman and water birds.

    We recommend boat-based safaris in the Amazon in December to explore flooded forests and spot unique riverine wildlife.

    Amazon Rainforest
    Pantanal

    January

    Now
    low

    Green Season

    Expect heavy rainfall, especially in the Amazon, leading to lush landscapes. Temperatures are warm and humid across the country.

    The Amazon is vibrant with migratory birds and abundant insect life. The Pantanal's waters are high, making boat safaris excellent for spotting caiman and river otters.

    We love the dramatic, verdant scenery of the Amazon at this time, perfect for boat-based exploration.

    Amazon Rainforest
    Pantanal

    February

    low

    Green Season

    Rain continues, particularly in the north and Amazon. Southern Brazil experiences slightly less rain but remains warm and humid.

    Birding is exceptional in the Amazon with resident species at their most active. The Pantanal's flooded plains offer great opportunities for spotting large mammals from boats.

    For dedicated birdwatchers, the Amazon's biodiversity is simply unparalleled this month.

    Amazon Rainforest
    Pantanal

    March

    low

    Green Season / Shoulder Season

    Rainfall begins to decrease in the Amazon, while the Pantanal starts to see receding waters. Temperatures remain high.

    The transition period offers a mix of experiences. The Amazon's rivers are still high for boat trips, and the Pantanal's drying areas concentrate wildlife.

    We find March offers a sweet spot in the Pantanal as wildlife begins to gather near remaining water sources.

    Pantanal
    Amazon Rainforest

    April

    moderate

    Dry Season

    The dry season begins in the Pantanal, with sunny days and cooler nights. The Amazon remains humid but sees less intense rain.

    This is the start of prime jaguar viewing in the Pantanal as water levels drop. The Amazon still offers good birding and primate sightings.

    We recommend heading to the Pantanal now for the best chance to spot jaguars along the riverbanks.

    Pantanal
    Serra da Capivara National Park

    May

    moderate

    Dry Season

    Dry and sunny conditions prevail in the Pantanal, ideal for wildlife viewing. The Amazon is still green but less wet.

    Jaguar sightings are excellent in the Pantanal. Giant river otters are often seen playing. Birding remains strong across both regions.

    May is a fantastic month for jaguar photography in the Pantanal; the light is superb.

    Pantanal
    Amazon Rainforest

    June

    high

    Dry Season

    Cooler temperatures and dry weather characterize the Pantanal. The Amazon experiences its driest period.

    The Pantanal is at its peak for jaguar and capybara sightings. The Amazon's receding waters expose more land, making wildlife easier to spot.

    We absolutely love June in the Pantanal for the sheer abundance of wildlife concentrated along the rivers.

    Pantanal
    Chapada Diamantina National Park

    July

    high

    Dry Season

    Dry and pleasant conditions continue in the Pantanal. The Amazon is also dry, with lower river levels.

    This is prime time for spotting jaguars, caiman, and capybaras in the Pantanal. The Amazon offers excellent opportunities for spotting monkeys and sloths.

    If seeing a jaguar is your top priority, July in the Pantanal is almost guaranteed success.

    Pantanal
    Amazon Rainforest

    August

    high

    Dry Season

    Dry weather persists in the Pantanal, though temperatures start to rise. The Amazon remains dry.

    The Pantanal continues to offer superb jaguar viewing. Giant river otters are very active. Birding is excellent as resident species are visible.

    We find the Pantanal in August offers a truly wild experience with predators actively hunting.

    Pantanal
    Emas National Park

    September

    moderate

    Dry Season / Shoulder Season

    The end of the dry season in the Pantanal brings warmer temperatures. The Amazon begins to see an increase in rainfall.

    Jaguar sightings remain good in the Pantanal as water sources dwindle. The Amazon's wildlife becomes more active with the returning rains.

    We enjoy the late dry season in the Pantanal for its dramatic landscapes and continued wildlife activity.

    Pantanal
    Amazon Rainforest

    October

    moderate

    Short Rains

    The 'short rains' begin in the Amazon, bringing humidity and afternoon showers. The Pantanal starts to experience higher water levels.

    The Amazon's biodiversity is in full swing with migratory birds returning. The Pantanal's rising waters start to spread out, creating new feeding grounds.

    We love the renewed energy in the Amazon during the short rains, making for incredible birding.

    Amazon Rainforest
    Pantanal

    November

    low

    Short Rains / Green Season

    Rainfall increases across the Amazon, leading to lush vegetation. The Pantanal's wet season begins with rising water levels.

    The Amazon is teeming with life, and birding is spectacular. The Pantanal's flooded areas are ideal for spotting aquatic life and water birds.

    For a truly immersive jungle experience with abundant birdlife, the Amazon in November is hard to beat.

    Amazon Rainforest
    Pantanal

    December

    low

    Green Season

    Heavy rains are common, especially in the Amazon, creating a vibrant, green landscape. The Pantanal is significantly flooded.

    The Amazon's rivers are high, perfect for boat safaris and spotting pink river dolphins. The Pantanal's flooded plains are excellent for observing caiman and water birds.

    We recommend boat-based safaris in the Amazon in December to explore flooded forests and spot unique riverine wildlife.

    Amazon Rainforest
    Pantanal
    Planning & reference

    Visiting Gruta da Onça is a journey into Brazil's hidden natural wonders, a truly uncrowded experience that feels like a personal discovery. We love the thrill of exploring the cave's ancient formations and the quiet anticipation of spotting elusive wildlife in its pristine habitat. It's a place where the raw beauty of nature truly captivates.

    Gate Times

    The park typically opens at 8:00 AM and closes at 5:00 PM, though guided tours into the Gruta da Onça itself often have specific departure times. We strongly recommend booking your tour slot in advance, especially during peak Brazilian holiday periods, to ensure availability. Permits are usually included with the guided tour fee, but it's always wise to confirm when booking.

    Tipping

    While not strictly mandatory, we always encourage tipping your local guide. For a half-day tour, we suggest R$50-R$80 per person, given directly to them at the end of your experience. It's a meaningful way to acknowledge their expertise and dedication to sharing this special place.

    Dress Code

    We recommend light, breathable clothing in neutral tones for your visit. Long-sleeved shirts and long trousers are advisable to protect against insects and minor scrapes, especially when navigating the cave's interior and surrounding trails. Sturdy, closed-toe hiking shoes with good grip are non-negotiable for safety on uneven, potentially slippery terrain. A wide-brimmed hat and sunglasses are also essential for sun protection outside the cave.

    Photography

    The Gruta da Onça offers incredible photographic opportunities, particularly within the cave itself. We advise bringing a fast lens and a compact tripod or monopod for low-light conditions to capture the intricate formations. Flash photography should be used sparingly and never directed at wildlife. Drones are generally prohibited within protected areas like this; always check with park authorities beforehand if you intend to use one. Focus on capturing the unique rock formations and the interplay of light and shadow.

    Etiquette

    We advocate for a 'leave no trace' approach. Stick to marked trails, do not touch cave formations, and absolutely no littering. Keep your voice low to avoid disturbing wildlife and other visitors, especially within the quiet confines of the cave. When observing any animals, maintain a respectful distance and never attempt to feed them. Always follow your guide's instructions; they are there to ensure both your safety and the preservation of this special environment.

    What to Bring

    Sturdy hiking shoes
    Lightweight, long-sleeved shirt
    Long trousers
    Insect repellent (with DEET or picaridin)
    Sunscreen
    Wide-brimmed hat
    Refillable water bottle
    Headlamp or small flashlight
    Small backpack
    Camera with extra battery
    Binoculars
    Light rain jacket

    Temperature

    26.11°C

    79°F · Range: 23.45–29.84°C

    Rainfall

    151 mm

    Heavy rains · 13 rainy days

    Humidity

    79.9%

    Sunshine

    9.9 hrs/day

    Wind Speed

    6.53 m/s

    23.5 km/h

    Based on 5 years of weather data · Data source: Open-Meteo Archive API

    Parque Natural Municipal Gruta da Onça Reviews