T his week's episode on Discovery Channel's ‘Life' is ‘Birds,' January 15 at 8 p.m. They have one feature which other animals do not - feathers. These allow them to solve challenges in radically different ways. The male spatule-tail hummingbird performs extraordinary aerial displays, using fast-beating wings and super-long iridescent tail feathers. The red-billed tropic bird uses its incredible agility to out-manoeuvre attacking frigate birds in a high-speed air fight. This epic series provides an overview of the unusual strategies animals and plants have developed to stay alive as individuals and as species.

The Zanskar range is hidden away in the heart of Himalayas in ‘Discover India's' ‘Chadar,' January 19 at 8 p.m. During winter, the snow-clad mountain passes are inaccessible and the Zanskaris are entirely cut off from the rest of the world. Witness the daunting confrontations with cold, fatigue, thirst, fear, dizzying heights and demons.