Koalas: Endangered Species - PowerPoint PPT Presentation

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Koalas: Endangered Species

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Further research in Koala diseases and health problems. Insisting that further developments do not put Koala populations at risk. ... – PowerPoint PPT presentation

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Title: Koalas: Endangered Species


1
Koalas Endangered Species
2
Endangered Facts
  • Population decline from 400,000 down to about
    40,000-80,000 koalas.
  • The number of koalas have dropped 90 in 9 years!
  • At least two thirds of their habitat has been
    cleared, and the population continues to decline.

3
Why Threatened?
  • Originally pressure came from hunting.
  • The fur trade played a vital role in koalas being
    endangered.
  • Now the casual factors for their endangerment
    continue to be habitat loss and human
    interference.

4
How are they endangered?
  • Roads and vehicles-sometimes marsupials
    (including the koala) have babies (joeys) in
    their pouches when they are hit by vehicles.
  • Fruit nets-nets draped to protect fruitskoalas
    can get tangled and caught in them.
  • Incorrect feeding.
  • Shooting and hunting
  • Pet dogs
  • Loss of habitat-koala needs are very specificit
    is very difficult for them to adapt to changes.
  • Pollution
  • Introduced and Feral animals
  • Poisons.
  • Chlamydia (dirty tailwet bottom
    disease)-common disease among koalas.

5
What can we do?
  • Encourage planting of eucalypt trees-only 10 of
    eucalypt species are Koala food trees.
  • Further research in Koala diseases and health
    problems
  • Insisting that further developments do not put
    Koala populations at risk.
  • Tightening dog ownership laws.
  • Linking existing and potential habitats with tree
    corridors.
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