Sex obsessed Capachins love licking rocks but why?
Subscribe to BBC Earth for more amazing animal videos –
Watch more videos from BBC Earth Planet Earth
Blue Planet Planet Earth II Planet Dinosaur
Check out the other two channels in the BBC Earth network:
BBC Earth Unplugged:
BBC Earth Lab:
About BBC Earth The world is an amazing place full of stories, beauty and natural wonder. Jump in to BBC Earth’s YouTube channel and meet your planet. You’ll find 50 years worth of astounding, entertaining, thought-provoking and educational natural history content on here. Dramatic, rare, and exclusive, nature doesn’t get more exciting than this. Subscribe to be the first to view new videos. And you can become part of the BBC community by checking out our BBC Earth Facebook page. Here you’ll find the best natural history content from the web, exclusive videos and images and a thriving, vibrant community.