21st century skills library. Animal invaders

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21stcenturyskillslibraryanimalinvaders

Bullfrog

2009
Discusses the physical characteristics and habits of the bullfrog and its role as an invasive species in various parts of the world, covering their disruption of ecosystems and disturbances of people and native animals.

Fire ant

2009
Discusses the physical characteristics and habits of the fire ant and its role as an invasive species in North America, covering their disruption of the ecosystem and disturbance of people and native animals.
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