Biomes. Tropical Rain Forest. General Info: more species than all other biomes, Canopy- l eafy tops of tall trees, understory second layer of shorter trees and vines . Abiotic Factors: Hot and wet year-round; thin, nutrient-poor soils. Tropical Rain Forest. Tropical Rain Forest.
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General Info: more species than all other biomes, Canopy- leafy tops of tall trees,
understory second layer of shorter trees and vines
Abiotic Factors: Hot and wet year-round; thin, nutrient-poor soils
Dominant Plants: Broad leaved evergreen trees; ferns; vines and climbing plants; orchids and bromeliads
Dominant Animals: sloths, jaguars; anteaters; monkeys; toucans, parrots, and parakeets; butterflies, and anacondas
Geographic Distribution: parts of S. and C. America, SE Asia, and parts of Africa, S. India, and NE Australia
Abiotic Factors: warm year-round; alternating wet and dry seasons; rich soils
General Info: Covered with grasses. Isolated trees and shrubs. Compact soils, frequent fires.
Abiotic Factors: warm temps; seasonal rainfall; compact soil; frequent fires set by lightning.
Geographic Distribution- large parts or E. Africa, S. Brazil, N. Australia.
DRY, annual precipitation less than 25 cm, extreme temp. changes day vs. night, Organisms can tolerate extreme conditions.
Abiotic Factors- low precipitation; changing temperatures; soils rich in minerals but poor inorganic material.
Dominant Plants: Cacti and other succulents; creosote bush and other plants with short growth cycles.
Dominant Animals: mountain lions, and bobcats; pronghorn antelope, desert bighorn sheep, and kangaroo rats, bats; owls, hawks, and roadrunners; ants, flies, rattlesnakes, and lizards.
Geographic Distribution: Africa, Asia, the Middle East, United States, Mexico, S. America, and Australia.
Abiotic Factors: warm to hot summers; cold winters; moderate, seasonal precipitation; fertile soils; occasional fires.
Dominant Plants: lush perennial grasses and herbs; resistant to drought, fire, and cold
General Info: mix of grasses, some of world’s most fertile soils, periodic fires and heavy grazing by large herbivores
Hot, dry summers; cool, moist winters/ thin, nutrient-poor soils, fires
Also known as chaparral; Semi-arid climate, mix of shrub & open woodlands, wildflowers & oak trees, plants have flammable oils
Woody evergreen shrubs, w/ small leathery leaves, fragrant oily herbs grow in winter and die in summer
coyotes, foxes, bobcats, mountain lions, black tailed deer, rabbits, squirrels, hawks, butterflies, spiders
Western coasts of N. & S. America, areas around Mediterranean, S. Africa, & Australia
General Info: Mixture of deciduous and coniferous trees, leaves fall in Autumn, spring flowering occurs. Soils rich in humus
Abiotic Factors: cold to moderate winters, warm summers, year round precipitation, fertile soils
Dominant Plants: Broadleaf deciduous trees, some conifers, flowering shrubs, herbs, mosses and ferns
General Info: Much Rainfall from Pacific ocean, forest mostly conifers, lush vegetation sometimes called temperate rain forest.
Abiotic Factors: Mild temps, abundant precipitation fall winter and spring; relatively cool, dry summer, rocky & acidic soils
Dominant Plants: Douglas fir, spruce, western hemlock, redwood trees.
Dominant Animals: Bears, elk, deer, beavers, owls, bobcats, weasels
Geographic Distribution: Pacific Coast of NW US & Canada, from N. US to Alaska!
General Info: Ground frozen in winter but thaws in summer.
Abiotic Factors: Long, cold winters; short, mild summers; moderate precipitation; high humidity, acidic, nutrient-poor soils
Dominant Plants: Spruce and fir, some broadleaf deciduous, small berry-bearing shrubs.
Dominant Animals: Lynx timber wolves, weasel, moose, beavers, songbirds
Geographic Distribution: N. America, Asia, N. Europe
General Info: PERMAFROST- permanently frozen subsoil, ground soggy and wet in summer
Abiotic Factors: Strong winds, low precipitation, short and soggy summers, long cold and dark winters, poorly developed soils, permafrost
Dominant Plants: Ground-hugging plants such as mosses, lichens, sedges, and short grasses
Dominant Animals: Caribous, snowy owl, arctic fox, lemmings
Geographic Distribution: northern N. America Asia and Europe