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!