Answer:
You can use this as your hook if you'd like:
"Have you ever wondered how a certain species can affect the world? Well, Jellyfish are an aquatic species that live in oceans, which they have their negative effects on the world. As a matter of fact, jellyfish are overpopulated, and this can cause many effects, especially to fisheries, a place where fish are caught."
I did my best with that, but you can fix it how you'd like.
Yes because there’s people that care enough to save other people and there’s people that don’t care about others and like to harm other people .
Imagery, emotional language, amplification
It's an inhuman task to make all of these decisions correctly. That doesn't mean we should stop trying to do our best, to make the right decisions whenever possible.