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Coevolution

The mutual evolutionary influence between two species Species evolve in response to changes in each other Symbiotic relationship including: Predator/prey Parasite/host Plant/pollinator Each party exerts selective pressures on the other. Coevolution. Co-evolution. Coevolution.

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Coevolution

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  1. The mutual evolutionary influence between two species • Species evolve in response to changes in each other • Symbiotic relationship including: • Predator/prey • Parasite/host • Plant/pollinator • Each party exerts selective pressures on the other Coevolution

  2. Co-evolution

  3. Coevolution

  4. Coevolution fly and orchid

  5. Bumblebees and the flowers they pollinate have co-evolved so that both have become dependent on each other for survival. Coevolution

  6. Yucca moth and the yucca plant. Female moth pushing pollen into the stigma tube of the yucca flower while visiting the flower to deposit her eggs. Coevolution Yucca moth larvae (left) feeding on seeds in the yucca fruit.

  7. Clown Fish and Sea anemone Coevolution

  8. Praying Mantis camouflaged against leaf Hides from predators Eats plant pests, so helps the plant Coevolution

  9. Coevolution Shrimp cleaning Titan triggerfish, Pacific Ocean

  10. Videos http://www.pbs.org/wgbh/evolution/library/01/3/quicktime/l_013_07_56.html Wolfe: Coevolution of horses and plants

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