human
lion
mankind
the grizzly bear
The Box Jellyfish
wolverines
Poison dart frogcrocodile
Jessica Barahona and Mrs. Brucato.
Humans. Lizards.
World's Deadliest - 2010 Animal Battles 1-5 was released on: USA: 13 August 2010
Lion's Mane Jellyfish
t-rex is definatly not it, it isCretaceous or the Helicoprion