For Tarantulas, finding a mate can be a deadly task - especially when you've only got two months left to live.
Subscribe to BBC Earth for more amazing animal videos - http://bit.ly/BBCEarthSub
Wild Patagonia:
Narrated by Santiago Cabrera, this three-part series from the BBC's Natural History Unit discovers the surprising stories of the unusual wildlife and the people that survive in epic landscapes of volcanoes, glaciers, desert and treacherous oceans.
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. Service information and feedback: http://bbcworldwide.com/vod-feedback--contact-detailx