Welcome Wolves! Please . . . . - PowerPoint PPT Presentation

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Welcome Wolves! Please . . . .

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What type of biodiversity are we referencing here? (genetic biodiversity) Remember the energy pyramid? ... have students check their endangered species card. – PowerPoint PPT presentation

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Title: Welcome Wolves! Please . . . .


1
Welcome Wolves! Please . . . .
  • 1. Get out your index card and make sure your
    name is on it!!
  • 2. Read the board.
  • 3. Get out a piece of paper for notes

2
Why are species disappearing?
  • Hey if we dont know why its broke, we cant
    fix it!

3
Subsistence Hunting
  • Hunting to meet personal need
  • Bushmeat in Africa and South/Central America

4
Commercial hunting
  • Poaching Hunting the wrong
  • Species
  • At the wrong time
  • In the wrong amounts
  • In the wrong places

5
Superstitious beliefs
6
Pest control
7
Competition with introduced species
  • Chinese Tallow
  • Balloon vine
  • Fire ants

8
Scientists estimate that every year in the United
States alone, cats kill 1.4-3.7 billion birds and
approximately 12 billion small mammals, including
rabbits, squirrels and chipmunks.
  • Feral animals (escaped from domestication)

9
Pollution
  • DDT Bald Eagle/Brown pelican
  • Beluga whale PCBs
  • Biomagnification accumulation of toxins as they
    move up the food chain

10
Pet Trade
11
Slow loris not a good pet. Just no.
12
Habitat Loss
  • Similar terms
  • Habitat alteration
  • Habitat fragmentation

13
Check for understanding
  • What is the 1 reason that species become
    endangered?
  • How is a superstitious belief about an animal
    different from the medicinal argument for
    protecting a species?
  • What is biomagnification?
  • What is the difference between subsistence
    hunting and commercial hunting?
  • How is hunting different from poaching?

14
Characteristics of species which make them likely
to be endangered
  • Some species are at greater risk to begin with.
  • Some species will never be endangered.

15
They are specialists
  • Specialist Panda ONLY eats bamboo
  • Specialist needs helmet to survive

16
Have attractive fur/feathers/attributes
17
Take a long time to reach maturity, reproduce,
and produce only a few offspring at once
  • Lions
  • African Elephants

18
Limited habitat
  • Attwater Prairie Chicken
  • Blind Cave Salamander

19
Genetically similar
  • Cheetah
  • California Condor

20
High on the food chain
  • Timber wolf
  • Jaguar

21
Check for understanding
  • Why would an animal high on the food chain be
    likely to become endangered?
  • Name three characteristics of a species (besides
    high on the food chain) that make it likely to
    become endangered.

22
Homework tonight
  • Wildlife management tool
  • Explain it, provide example
  • Be ready to teach yours to the class tomorrow!
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