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How Do Different Species Interact with Each Other?. An Organism’s Niche. Niche – unique role of a species within an ecosystem. Includes the species’ home, environmental factors necessary for survival, & species interactions with other species.
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An Organism’s Niche • Niche – unique role of a species within an ecosystem. • Includes the species’ home, environmental factors necessary for survival, & species interactions with other species. • Ex: A bison’s niche is being the largest grazing herbivores on American grasslands.
Niche vs. Habitat • The habitat is the location where the species lives while the niche the species’ interactions in & with the habitat. Niche Habitat
Predation • What happens to the lynx population when the snowshoe hare population increases? • What happens to the snowshoe hare population when the lynx population declines?
Symbiosis • Symbiosis is the living together of unlike organisms where at least one organism benefits. • Ex: Mutualism, Commensalism, & Parasitism