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1. Niche

1. Niche. The organism’s role in the environment What it eats and is eaten by How it finds shelter How it raises its young Reproductive strategy. 2. Competitive Exclusion P rinciple. No two species occupy the same niche at the same time. One would out compete the other :

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1. Niche

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  1. 1. Niche The organism’s role in the environment • What it eats and is eaten by • How it finds shelter • How it raises its young • Reproductive strategy

  2. 2. Competitive Exclusion Principle No two species occupy the same niche at the same time. One would out compete the other: it would survive, the other would die

  3. 3. Resource Partitioning Species share the resource Ex: different bird species eat insects from different parts of the same tree.

  4. 4. Predation Predator adaptations: • Sharp teeth • Claws • Speed • strength Prey adaptations: • Camouflage • Speed • Plants may have toxins

  5. 5. Symbiosis-Two organisms survive as one • Mutualism- both benefit • Commensalism-one benefits, one is not affected • Parasitism- one benefits, one is harmed

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