1. What was the problem with the sugar cane crop in the 1930\'s? 2. Where were t

Question

1. What was the problem with the sugar cane crop in the 1930's?


2. Where were the cane toads imported from?


3. Where do the toads lay their eggs? How many eggs can one female lay?


4. The toads eat everything, but why were they not effective against the cane grubs?


5. Why are cane toads so deadly to predators?


6. What WAS that guy smoking?


7. Name some things with which the cane toads have tried to mate.


8. Name some things the cane toads have tried to eat.


9. Give several reasons why the cane toads can be so disastrous for native species. In other words, what are the reasons why they are such successful invaders?


10. Describe what might happen to the ecosystem where the toads invade.


11. Identify and describe some of the different ways in which people perceive and treat invasive species, in relation to the rest of the environment. For example one person interviewed likens cane toads to an invading army, whereas another embraces them as simply another of “God’s creatures’. Another has a novel, if quite brutal method of controlling their numbers. Does one of these ways of understanding the relationship between people and different aspects of the environment seem more compelling to you? Why?

https://www.youtube.com/watch?v=6SBLf1tsoaw

Explanation / Answer

The cane grubs threatened the sugarcane farmers by feeding the roots of sugarcane. The crane toads were imported from mainland Central america. Female toads lay their eggs under water and it can lay from 40000 eggs. The lifestyle of beetles and toads didn't synchronize because there is no cover for cane toads and they started eating everything.

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