a sexual 'predator' [=a person who commits sexual crimes against other people]
The population of rabbits is controlled by natural 'predators'.
a corporate 'predator' acquiring business rivals
(..) This is the skin of a killer, Bella. I'm a killer. I don't believe that. That's because you believe the lie. It's camouflage. I'm the world's most dangerous predator. Everything about me invites you in, my voice, my face, even my smell. As if I would need any of that. As if you could outrun me! (..)2008 Twilight