A biome is a global ecosystem characterized by a specific plant life and climate. The document describes the grassland biome, providing details on its climate, plant life, and common animal species. Specifically, it notes that grasslands have wet, dry, or windy climates with temperatures ranging from below 0 degrees in winter to over 90 degrees in summer. Common grassland plants include sunflowers, foxtail, buffalo grass and blazing stars, while typical animals are zebras, giraffes, prairie dogs, crows and rattlesnakes.