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Relationships

Relationships. How do different species affect one another?. Symbiosis. A close relationship between the individuals of two (or more) different biological species Three types: mutualism, commensalism, and parasitic relationships. Commensalism.

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Relationships

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  1. Relationships How do different species affect one another?

  2. Symbiosis A close relationship between the individuals of two (or more) different biological species Three types: mutualism, commensalism, and parasitic relationships

  3. Commensalism A type of relationship between two individual organisms where one organism benefits and the other organism is unaffected

  4. Mutualism A type of relationship between organisms where both organisms benefit from the relationship

  5. Parasitism A type of relationship between organisms where one organism benefits and the other organism is harmed by the relationship

  6. Important Things to Remember • All species interact with other species around it and the habitat around it • A change to one species can affect another species or habitat • A change in a habitat can affect one or more species

  7. Army Ants & Birds

  8. Army Ants & Birds • When army ants march in a line, they stir up insects that make it easier for the birds to see & eat. • Commensalism

  9. Fungus & Algal Cells (in lichens)

  10. Fungus & Algal Cells (in lichens) • Both the fungus and the algal cells use each other in the structure of the lichen • Mutualism

  11. Squirrel & Tree

  12. Squirrel & Tree • A squirrel gets its food from the acorns from a tree • Commensalism

  13. Tree & Fungus

  14. Tree & Fungus • A fungus grows on the side of a tree and could cause the tree to weaken or die. • Parasitism

  15. Tree & Mistletoe

  16. Tree & Mistletoe • Mistletoe grows in trees, taking the nourishment from the tree (notice the color of leaves of mistletoe vs. tree) • Parasitism

  17. Humans & Microorganisms (bacteria)

  18. Humans & Microorganisms (bacteria) • Bacteria lives in humans but can help in some functions such as digestions. • Mutualism

  19. Barnacles & Whales

  20. Barnacles & Whales • Barnacles find a home on the outside of a whale • Commensalism

  21. Ticks & Humans

  22. Ticks & Humans • Ticks latch onto human skin and find nourishment by drawing blood (they can carry infections) • Parasitism

  23. Cattle Egrets & Livestock

  24. Cattle Egrets & Livestock • Cattle egrets live among livestock and eat the insects that are stirred up by the movement of the cattle. • Commensalism

  25. Humans & Cold Virus

  26. Humans & Cold Virus • A virus, such as the cold virus, finds its home in a host, such as a human • Parasitism

  27. Cleaner Shrimp & Fish

  28. Cleaner Shrimp & Fish • Cleaner shrimp find food on the surface of fish, sharks, and other sea creatures • Mutualism

  29. Flowers & Bees

  30. Flowers & Bees • A bee finds its source of food through the flower’s pollen and helps pollinate the flower so it can reproduce • Mutualism

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