Take a walk in the tundra in the summer and you will discover a biome where the sun never sets, but during the cold winter, the sun may not shine for months. What animals and plants could survive in such a place? In this eye-opening book, readers will learn why the tundra biome can support such a surprising variety of plants and wildlife, despite its harsh conditions. From huge polar bears hunting silently on the ice to caribou herds migrating to...