In the winding maze of nomenclature, habitat, physical characteristics and birdcalls associated with birdwatching, what often tends to get lost is the fact that it all starts with love for nature. And though it may be hard to find an unobstructed patch of sky in the city, Mumbai, thanks to its coastal eco-system, is home to a rich diversity of resident and migratory birds. This Sunday morning, take along your love for your feathered friends to Navi Mumbai's Kharghar Hills, and come back armed with basic knowledge of birdwatching.