t the edge of t the chingaza national natural park,k, they t up with two men who have devoted their careerso saving the bears. ♪ >> located high up in the andes, the pÁramos grasslands are a vital source of freshwater for people and animals. the spectacled bear is one of the most emblematic animals native to the andes, and the second-largest mammal in south america after the mountain tapir. daniel rodriguez is a biologist. f for the past 35 years he has been dedicating his work to preserving the species. >> one of the e reasons why we protect the spectacled bear is its important role in nature. it's a a kind of gardener. its eating h habits help to spread seeds that it consumes in other places in the form of fruits and leaves. so the spectacled bear contributes to the conservation of the forest. >> it's also the only species of bear native to south america. to finind out more about h howe animals are doing, rodriguez follows s their tracks in the forest. most bears are carnivores. but the spectacled bear is considered an omnivore. we can see signs of them eating on these bromeliads. there w