Invasive species often unbalance the ecosystems into which they are introduced because _______.
Ships that use ballast water are not in danger of introducing invasive species into aquatic habitats.
Why are cane toads in Australia considered an invasive species rather than simply nonnative?
Why might it be beneficial to regulate what species of plants and animals people are allowed to own in particular environments?
All of the following are true of the Zebra mussels found in the Great Lakes EXCEPT:
Why does the aquarium trade contribute to the introduction of nonnative species?
Cane toads have spread widely as an invasive species in Australia because they have very few natural predators, and many native species are harmed or killed when attempting to prey on them.
All nonnative species in an ecosystem are considered invasive species.
The rusty crayfish is harmful to native species of crayfish because it clear cuts the bottom of waterways leaving native species without a food supply.
Introducing invasive species to an ecosystem results in an increase in biodiversity.
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