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Published on Dec 01, 2015

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PRESENTATION OUTLINE

EVOLUTION PROJECT

BY REAGAN HOWARD

TOXIN ADAPTATIONS

  • Some animals have harsh toxins in their bodies that are fatal to most other animals
  • These toxins can be in their teeth or on their outer bodies
  • This is a form of protection, as the animals know not to eat the animals of their color
  • These animals can be found annywhere, but are commonly found in rain forests, South America, or even along the Mississippi

MIMICRY ADAPTATIONS

  • Some animals mimic other animals either in sound or appearance
  • An example of this is monarch and viceroy butterflies
  • Some of these animals can be found in Africa or Europe

CAMOUFLAGE ADAPTATIONS

  • This adaptation can be used to blend in, an animal will blend in with the nature it is surrounding
  • An examples of this are the stick insect or the owel butterfly
  • Back ground matching is the most common form of camouflage
  • These animals are located anywhere, including South America

STABELIIZING SELECTION

  • This is when a species or group of animals values an average individual, inbetween bith extremes
  • An example of this is human birth weight, you want a happy medium

DISRUPTIVE SELECTION

  • A population will value both extreme traits in the population rather than the average
  • An example of this is light and dark colored oysters

DIRECTIONAL SELECTION

  • The extreme phenotype if favored over the others
  • An example of this is thick clam shells for protection from prey

SEXUAL SELECTION

  • The process of chosing a mate with more favored traits to the species
  • And example of this is humans, we chose our mates

DIVERGENT EVOLUTION

  • A larger group of species separates into smaller variations of the species
  • This is proven to be true because of the similarities in species

CONVERGENT EVOLUTION

  • Organisms that are not closely related develop similar traits
  • For example sharks and dolphins

COEVOLUTION

  • When two different species are so closely related that they develop similar features
  • For example certein types of birds and flowers develop beaks or pedals that fit together