Answer:
Explanation:
Here is the answer.
1) EXOTIC SPECIES: Exotic means previously the species was not found in certain region but now it is introduced somehow. So that species is exotic.
2) INVASIVE SPECIES: An invasive species can be any kind of a living organism—an amphibian (like the cane toad), plant, insect, fish, fungus, bacteria, or even an organism's seeds or eggs—that is not native to an ecosystem and causes harm. They can harm the environment, the economy, or even human health.
3) FERAL ANIMAL POPULATION: A feral animal population is a group of livestock that has been deliberately released or has accidentally escaped. An example is burros in California.
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