All nonnative species in an ecosystem are considered invasive species.
Which of the following is an example of mechanical control of nonnative 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.
Why does the aquarium trade contribute to the introduction of nonnative species?
Why might it be beneficial to regulate what species of plants and animals people are allowed to own in particular environments?
Hull fouling is a(n) _______ introduction of nonnative species.
Invasive species often unbalance the ecosystems into which they are introduced because _______.
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.
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