Rebecca L. Johnson 
Walk in the Tundra, 2nd Edition [PDF ebook] 

Take a walk in the tundra. In this cold, harsh biome at the top of the world, summer is short. Carpets of wildflowers and grasses bloom in the bright sunlight. An arctic fox pup catches sight of a lemming. The fox pup pounces . . . . The closer you look, the more life you see. Mosses, grasses, and wildflowers grow in the thin soil. Animals from bees to bears depend on the life growing in this chilly habitat Learn about this windy landscape though narrative text, crisp photos, and illustrations.