The growing amount has caused the native species in the area to shrink, and is threatening the endangered species, due to the fact that it eats anything and everything it can catch. it also competes with the alligators, which are a key part of the ecosystem
A figurative language is defined, "Words or expression with a meaning that is different from the literal interpretation." These examples may help you on solving the problem you need assistance with.
1)All right, the sky misses the sun at night.
2)Her head was spinning from all the new information.
3)The poorest man is the richest, and the rich are poor.
4)I've told you a million times to clean your room!
5)I'm so hungry I could eat a horse.
However, there are types of figurative language such as metaphor, simile, personification, hyperbole, symbolism.
The Giver is trying to explain that Sameness was meant to be a trade off, so that the Community would be free of pain, safe from all possible harm, have perfect climate control, and an orderly existence.