1. A group of land ecosystems with similar climates and organisms.
Biomes
A group of land ecosystems with similar climates and organisms.

2. Types of Biomes Desert Grasslands Temperate Forests/Deciduous Forest
Tropical Forests
Taiga/Coniferous Forest/Boreal Forest
Aquatic: Oceanic and Fresh Water
Tundra

3. Desert Biome Middle latitudes
Very little precipitation: less that 25 cm/year
Can be hot or cold
Vegetation: cacti, desert plants
Lizards, snakes, kangaroo rat, owls, foxes, javelinas, coyotes

4. Grasslands Found in the middle latitudes
Moderate rainfall: cm per year
Grasses but few forests
Periodic wildfires
Grazing animals: bison, horses, gazelles, zebras, wolves, tigers and lions.

5. Temperate/Deciduous Forests
Forest biome
Short winters (2 months)
75 to 150 cm of rainfall per year
Broad leaf trees
Most trees loose leaves and go dormant in winter
Variety of animals: squirrels, deer, raccoons, wolves, foxes, bobcats, many insects

6. Tropical/Rain Forests
Near the equator
Warm to hot temperatures
Abundant rainfall: 250 to 400 cm per year
Many plants, animals and insects
Monkeys, birds, insects, snakes

7. Boreal/Coniferous Forests (Taiga)
Very cold
Coniferous trees (Pine trees)
More rain than Tundra: cm per year
Deer, elk, beavers, bears, wolves, owls

8. Aquatic Freshwater Biomes: Marine Biomes: Rivers & streams
Lakes & ponds
Estuaries (mixture of fresh and saltwater)
Marine Biomes:
Coastal
Open ocean
Deep ocean

9. Tundra Very cold and dry -50 degrees F
less than 25 cm of rain per year
Northern-most part of the globe: Arctic
Owls, bears, small rodents, white fox, caribou, oxen