Mammals, birds, and reptiles
Thrive on the many leaves,
Seeds, nuts, and insects.
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Avg. Yr. Rainfall
75 cm - 125 cm (29.5 - 49 in.)
Avg. Temp.
Summer: 28°C (82°F)
Winter: 6°C (43°F)
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Herbivores include deer, moose, porcupines, and squirrels.
Many birds and insects live here.
Conifer leaves are adapted to conserve water.
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Avg. Yr. Rainfall
35 cm - 75 cm (14 - 29.5 in.)
Avg. Temp.
Summer: 14°C (57°F)
Winter: -10°C (14°F)
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Trees form a continuous green roof, or canopy, that may extend 60 m above the forest floor. Contains the greatest variety of plants and animals on Earth.
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Avg. Yr. Rainfall
Up to 400 cm (157.5 in.)
Avg. Temp.
Daytime: 34°C (93°F)
Nighttime: 20°C (68°F)
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Large herbivores, such as bison and cattle. Many seed eating animals like prairie dogs and mice.
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Avg. Yr. Rainfall
25 cm - 75 cm (10 in. to 29.5 in.)
Avg. Temp.
Summer: 30°C (86°F)
Winter: 0°C (32°F)
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Large predators, such as lions hunt the herbivores. Large herbivores, such as zebras and wildebeests.
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Avg. Yr. Rainfall
150 cm (59 in.)
Avg. Temp.
Dry season: 34°C (93°F)
Wet season: 16°C (61°F)
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Cactuses store water in their stems and roots. Huge ears help jack rabbit get rid of body heat. Kangaroo rats do not need to drink. They get water from food they eat.
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Avg. Yr. Rainfall
Less than 25 cm
Avg. Temp.
Summer: 38°C (100°F)
Winter: 7°C (45°F)
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Caribou are large herbivores that live in the tundra. The layer of soil below the surface is always frozen, known as permafrost.
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Avg. Yr. Rainfall
Less than 35 cm to 50 cm (12 in.to 20 in.)
Avg. Temp.
Summer: 12°C (54°F)
Winter: -26°C (-15°F)
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