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Class Insecta

Class Insecta. Insect Mimicry. Look like something else as a protective measure Classic example is the coral and king snake Coral snake is poisonous, kind snake is not Not true mimicry In order for the mimicry to be successful the poisonous snake has to be more numerous than the mimic

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Class Insecta

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  1. Class Insecta

  2. Insect Mimicry • Look like something else as a protective measure • Classic example is the coral and king snake • Coral snake is poisonous, kind snake is not • Not true mimicry • In order for the mimicry to be successful the poisonous snake has to be more numerous than the mimic • Probably warning colors

  3. Camouflage • Blending into evnvironment • Most common type • Ex: walking stick or preying mantis • Walking stick to protect from predators • Preying mantis is predator but uses it for stealth in hunting

  4. Butterflies and Camouflage • Tropical butterflies • Have different colors on their tops and bottoms • Colors blend into foliage

  5. Batesian Camouflage • Model= toxic • Mimic= harmless • Population of model has to be higher than of mimic • Found in many butterflies • Ex: Monarch and Viceroy • Caterpillar eats toxic milkweed, tastes bad

  6. Batesian Camouflage • The Viceroy caterpillar will mimic both the Monarch and the Queen butterfly depending on which is more populous in the area

  7. Batesian Camouflage • Tarantula Hawk • Hunts tarantulas, stings them until they are paralyzed, then carries them off to lay its eggs in • Fly and wasp mimic the Tarantula Hawk but do not sting

  8. Mullarian Mimicry • Both model and mimic are toxic • Don’t know which is which • Have evolved the same body, wing type or color to indicate toxicity • All bees are black and yellow, dart frogs

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