Night Walk at Biosur Reserve

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We are the premier local tour operator based in the heart of the Osa Peninsula, Costa Rica. We specialize in crafting unforgettable, low-impact eco-adventures for travelers seeking to immerse themselves in one of the most biologically intense places on Earth. Driven by a passionate team of certified local naturalist guides, our mission is to deliver authentic, safe, and deeply educational wilderness experiences while actively supporting community conservation. 🌿 Corcovado National Park Expeditions: Journey deep into the crown jewel of Costa Rica’s park system. We coordinate complete day trips and overnight expeditions to Corcovado National Park (including Sirena and La Leona stations). Our expert guides handle all permits and logistics, leading you through pristine rainforests to spot elusive wildlife like tapirs, peccaries, anteaters, and four species of monkeys.🦉 Rainforest Night Walks: When the sun sets, the rainforest completely transforms. Our guided night walks reveal a hidden, nocturnal world teeming with life. Equipped with specialized flashlights, you will safely encounter exotic tree frogs, sleeping birds, colorful insects, tarantulas, and bioluminescent fungi, all while listening to the thrilling evening symphony of the jungle. 🦜 Expert Birdwatching ToursThe Osa Peninsula is a paradise for birders, boasting over 460 distinct species. Led by optics-equipped, specialist birding guides, our birdwatching tours take you through optimal habitats at the best times of day. We help you check rare target species off your list, including the majestic Scarlet Macaw, the endangered Yellow-billed Cotinga, and various endemic hummingbirds.🐋 Golfo Dulce Cetacean & Marine ToursExplore the calm, emerald waters of the Golfo Dulce, a critical marine sanctuary. Our responsible whale and dolphin watching tours bring you face-to-face with resident Bottlenose and Spotted dolphins. Depending on the season (especially July to November), you can witness the breathtaking acrobatics of migrating Humpback whales and their newborn calves. Why Choose Passiflora Tours? 100% Certified Local Guides: Our bilingual experts possess decades of combined experience and an unmatched eye for spotting wildlife. Small Group Sizes: We strictly limit group numbers to guarantee personalized attention and minimize environmental impact. Tailor-Made Itineraries: From family vacations to hardcore wildlife photography expeditions, we design the perfect itinerary for your physical level and interests. Commitment to Sustainability: We proudly practice Leave-No-Trace principles and reinvest a portion of our profits into local reforestation projects.