Sharks have been around for more than 450 million years, making them older than dinosaurs. Despite their fearsome reputation, shark attacks on humans are extremely rare.
Lions are the only big cats that live in social groups called prides. They can sleep up to 20 hours a day and can run up to speeds of 50 miles per hour.
Cobras are highly venomous snakes known for their intimidating hoods and deadly bites. The king cobra, the largest venomous snake in the world, can reach lengths of up to 18 feet.
Crocodiles are one of the oldest reptile species, dating back more than 200 million years. They have one of the strongest bite forces in the animal kingdom, capable of crushing bones with ease.
Tigers are the largest cat species in the world and are renowned for their beauty and strength. They are solitary hunters and can leap up to 30 feet in one jump.
Grizzly bears are one of North Americas top predators. They can weigh up to 1,500 pounds and have a bite force of over 8,000 pounds per square inch, strong enough to crush a bowling ball.