giant whip scorpion (Mastigoproctus giganteus)
The hellbender salamander, Cryptobranchus alleganiensis.
Risso's dolphin, Grampus griseus, with a blunt nose.
The killer whale, Orcinus orca.
A mythical evil monstrous humanoid creature, usually quite aggressive and often green.
A Russian soldier or gangster.
For more quotations using this term, see Citations:orc.