BIOME CONCEPT:

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BIOME CONCEPT AN ASSOCIATION OF LIFE FORMS
CONSTRAINED BY ENVIRONMENTAL FACTORS LIFE FORM
Species with similar Adaptations to the
Environment (Climate, Soil)
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BIOME CONCEPT AN ASSOCIATION OF LIFE FORMS
CONSTRAINED BY ENVIRONMENTAL FACTORS LIFE FORM
Defined by similar morphology, physiology, and
ecological function. Life Form Examples
deciduous tree, evergreen tree, evergreen shrub,
large herbivore, small seed eater,
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BIOMES OF WISCONSIN PRAIRIE SAVANNA DECIDUOUS
FOREST MIXED FOREST BOREAL FOREST THE TENSION
ZONE AGRICULTURAL URBAN
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Distribution of the legume Cassia fasciculata in
Wisconsin Each dot represents a collection the
specimen is in the UW Herbarium.
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The upper or lower limits of distribution for
species of Leguminosae in Wisconsin
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The Tension Zone
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MACROCLIMATE TENSION ZONE Degree
Days Rainfall Snow in Winter
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MICROCLIMATE Aspect Slope Soil
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For Each Biome DOMINANT PLANTS PLANT ADAPTATIONS
TO SOIL, LIGHT, WATER ROLE OF
DISTURBANCE DOMINANT ANIMALS AND THEIR ADAPTATIONS
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THE PRAIRIE 2/3 UNDER GROUND HIGH DIVERSITY OF
PERENNIALS GRASSES ASTERS LEGUMES
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Roots are important more than half the prairie
is underground.
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Grass Big Bluestem Virginia Kline
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Purple cone flower an aster.
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Wild false indigo a leguminous plant.
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Lake Farm County Park prairie Lake Waubesa
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Prairie food web.
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Paradox of the Prairie Endophyte
Mutualism Chemical Structural protection.
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9500 years ago, the Wisconsin prairie was a
lively place.
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Herbivores
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Meadow vole
Seed Eaters
Thirteen lined ground squirrel Ken Maher
Male prairie chicken.
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Large web-building spider.
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Bull Snake
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Coyote
Red fox
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Hawk soaring over the prairie.
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Savanna
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Grassland, savanna, and open bur oak forest --
deer, and browse line.
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Blackbirds
Cowbirds
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Gray fox
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Black and White Buffalo.