Irresponsible people

I'm a dugong. I've been living in a sea as a beautiful and adorable creature. but look at what I've become because of the hunters and poachers that hunted me for their own benefit.
By the way, could you guess which part of me is this?

STATISTIC OF DUGONG'S EXTINCTION

The graph shows that there's a visible decrease in the dugong population. And this is the statistics collected in the Mozambique area only. Lets imagine the decrease that occurs worldwide.....