10 most terrifying animals in the world There are many scary creatures on this planet, but some of them are truly terrifying. Here are 10 of the most terrifying animals in the world: - The box jellyfish . This translucent creature has tentacles that can reach up to 3 meters long and deliver a venom that can cause cardiac arrest, paralysis, and excruciating pain. - The saltwater crocodile . This reptile can grow up to 7 meters long and weigh more than a ton. It has powerful jaws that can crush bones and a bite force of 16,000 newtons. - The black mamba. This snake is one of the fastest and most venomous in the world. It can move at speeds of up to 20 km/h and inject enough venom to kill 10 people in one bite. - The great white shark . This fish is the largest predatory fish in the world and can reach up to 6 meters long and weigh more than 2 tons. It has rows of razor-sharp teeth that can tear through flesh and bone. - The giant hornet. This insect...