4.07 Assignment: Invasive Species Part 1

Where is the native geographical range of Cane Toads?

• Europe

• Africa

• Central and South America

According to the video, where are Cane Toads invading?

• Scotland

• Australia

• Canada

How were Cane Toads introduced into the ecosystem that they are invading?

• Humans keep Cane Toads as pets, and someone released a few when they no longer wanted pets.

• They were imported by humans.

• A boat transporting Cane Toads crashed, releasing the toads into new ecosystems.

How have Cane Toads impacted ecosystems that they are non-native to?

• 
  They increase biodiversity.

• They threaten species and destroy habitats.

• 
  They improve soil quality.

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Which of the following is NOT a strategy used to help control invasive Cane Toad populations according to the video?

• 
  People use dogs to track and destroy Cane Toads.

• 
  Satellite and drone images are taken to determine the spread of invasive Cane Toads.

• 
  Individual people catch them and remove them from the environment.

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What is one new thing you learned about the cane toad?