¿Para Qué Sirve un Oso? | 2011
Two brothers from Spain's northern region of Asturias grew up as nature lovers. Today, Alejandro is a zoologist and adventurer who researches wildlife by living directly in the wilderness, while Guillermo is a biologist with international prestige who has spent his life investigating climate change. However, after discovering the beginning of plant growth in the Antarctic ice, Guillermo begins to lose faith in the world's ability to stop climate change, and heads home to the forests of Asturias to find his brother.