Flashcards in October 29 Deck (22):
True or false
Tigers population is growing to a sustainable level
False they face extinction
Why are tigers difficult to reintroduce as a species?
They are a specified species
Define rewinding movement.
Moving animals to new landscapes.
Example elephants to Saskatchewan
In China what two programs are they trying to help the tiger population?
Prey breeding program
What is an incentive based program?
Make an animals life more valuable than its death
Name three popular pet trade animals.
Bangii cardinal fish
What does habitat degradation lead to?
What is the leading country in forest destruction?
Describe spotted owls.
They live in coastal old growth forests at low elevation and were out competed by the Barred owl
Protect an animal outside the habitat (zoo)
Protecting an animal in the wild
What is food depletion?
Not enough food to sustain a population
Name the third largest whale.
What predators are vulnerable to bio accumulation?
What regulates earths systems?
How did the dodos go extinct ?
Humans clubbed the last one to death in 1666
What tree depended on the dodo for reproduction?
Describe the great hornbill.
It is a keystone species that distributes fig seeds and is also an indicator species that mates for life
What is contemporary evolution?
Humans influencing the very nature of species genetic makeup due to selection
What is an example of contemporary evolution?
Polar bears changing due to climate change
Who decides if an animal will be listed as endangered? And what do they base decisions on?
Politicians make the list a minister approves and it is based off of cost benefit