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Insect Survival Strategies

Insect Survival Strategies. Staying alive in a bug eat bug world. What Do Insects Require for Survival?. 1) Food 2) Water 3) Shelter 4) Predator Defense 5) Reproduction. Finding Food: What Do Insects Eat?. Herbivores – consume a variety of plant material Nectar feeders

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Insect Survival Strategies

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  1. Insect Survival Strategies Staying alive in a bug eat bug world

  2. What Do Insects Require for Survival? • 1) Food • 2) Water • 3) Shelter • 4) Predator Defense • 5) Reproduction

  3. Finding Food: What Do Insects Eat? • Herbivores – consume a variety of plant material • Nectar feeders • Scavengers – generalists that eat a variety of foods • Carnivores (insectivores) – feed on other insect prey • Parasites – Feed on or Inside of Living Hosts

  4. Plant Feeders: Mandibles Vs Beaks • Mandibles

  5. Chewing Herbivores, Continued Sawfly Larvae weevil Bessbug Larva

  6. Beaked Herbivores

  7. Beaked Plant Feeders, Cont’d

  8. Nectar Drinkers

  9. Nectar Drinkers, Cont’d

  10. Scavengers

  11. Carnivores Sit and Wait Predators

  12. Active Hunters

  13. Parasites

  14. Parasites, cont’d

  15. Water • For Drinking • As a Habitat • For Reproduction

  16. Shelter: Case makers

  17. Shelter: “Burrowers”

  18. Avoiding Predation • Mechanical Defenses • Camouflage • Fleeing/Falling • Startle • Defensive Chemicals • Venom

  19. Camouflage

  20. Fleeing

  21. Startle Tactics

  22. Defensive Chemicals

  23. Venom

  24. Reproduction • Mate Location • Fending off other Suitors • Courtship

  25. Locating a Mate

  26. Claiming the Territory

  27. Courting

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