Since there is no food chain in Antarctica, and since no animals live there, one could deduce that the most feared predator could be a human, who visits there.
The most feared Baltimore Raven ever is definentally Ray Lewis. Hesis one of the most hard hitting linebacker ever to play the game of football.
The one who took no prisoners
no the t-rex was the most feared dinosaur so no dinosaur dared to eat from him.
Alexander the Great
mambas and camo spiders are some of the most feared.
Most feared a... wolves most dangerous honey badger
The Roman senate and the patricians (the aristocracy) feared Caesar the most.
Viral Haemorrhagic Fever (VHF) Human Immunodeficiency Virus (HIV) Rabies virus
It depends on what war you mean. Bombs, nuclear to be precise, were some of the most feared weapons. Tanks also were feared highly.
The shark, though very few people are actually ever bitten by one.
The most significant human that ever lived.