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Who gives a hoot?

Who gives a hoot?. Insecticide Use. Organophosphate insecticides are widely used today in agriculture, home and gardens This insecticide affects animals by inhibiting an enzyme called cholinesterase. Rodents can get contaminated with insecticides. Barn Owl Diet. Mouse. Rat. Shrew.

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Who gives a hoot?

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  1. Who gives a hoot?

  2. Insecticide Use • Organophosphate insecticides are widely used today in agriculture, home and gardens • This insecticide affects animals by inhibiting an enzyme called cholinesterase. • Rodents can get contaminated with insecticides

  3. Barn Owl Diet

  4. Mouse Rat Shrew Meadow vole Barn Owl Prey

  5. If farmers use these insecticides on their fields, will this affect the small mammal population?

  6. Investigate the small mammal population by examining owl pellets

  7. Additional studies • Effects of rodenticides on owl populations • Secondary poisoning of owls • Effects of insecticides on owl populations • DDE and dieldrin cause eggshell thinning http://conserveonline.org/docs/2001/03/brno.doc

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