4-4 Biomes TUNDRA Cold and treeless Largest and northernmost biome Permafrost=permanently frozen layer of soil. Little rain, short growing season Grasses,mosses,caribou,snowy owls, arctic foxes, and snowshoe hares

Taiga Forest, cone-bearing trees, firs, hemlocks Long and cold winters Short summers Low-nutrient soil Moose, Bears, Wolves, most hibrenate 6-8 months of the year.

Temperate Deciduous Forest Tress that lose their leaves in the fall Even precipitation through the seasons Birch, Elm, Oak, and Willow trees Deer, Fox, Raccoon, Squirrell

Temperate Grassland Little rainfall Rich fertile soil Large herds of grazing animals Much of the area is used for growing crops

Deserts Less than 9.9inches of rain per year Hot days and cold nights Animals and plants have adaptations to conserve water Cacti, Lizards, Snakes

Savannas Tropical or subtropical grasslands with scattered trees and shrubs Support many herbivores=zebras, giraffes, gazelles Periods of drought alternate with periods of rain

Tropical Rain Forest Very tall trees Abundant rainfall Canopy is high tree tops that shade the forest floor Epiphytes live on these tall tress (but not parasites) Contain the most species, most diverse