Cassowary – Tropical forests of New Guinea and northern Australia: Flightless, powerful legs with sharp claws, capable of delivering fatal kicks.
Ostrich – African savannas and deserts: The largest bird, runs at 45 mph, and delivers deadly kicks with powerful legs.
Harpy Eagle – Tropical rainforests of Central and South America: Large talons (5 inches), capable of catching and killing large prey like monkeys and sloths.
Southern Giant Petrel – Antarctic and sub-Antarctic regions: Aggressive scavenger, attacks and kills weak animals, including penguins.
Silverback Vulture – Indian subcontinent and Southeast Asia: Scavenges carcasses, spreading deadly diseases like anthrax and rabies.