Shaunak Sen's All That Breathes reinvents the environmental documentary by portraying, in an incisive yet lyrical fashion, the reciprocal influence of animals and humans. For more than a year, Sen followed New Delhi brothers Mohammad Saud and Nadeem Shehzad as they rescued birds of prey from the increasingly destructive effects of urban pollution. While charting the siblings' daily struggles and successes, he also documented their poetic reflections...