More than 10,000 species of birds live on planet Earth. Most of them have the ability to fly.

Many people believe that birds are not a big threat. In fact, there are very aggressive and dangerous species of birds that are better for no one to meet. They can be aggressive while protecting their territory or chicks. What are the most dangerous birds on the planet?

African ostrich

African ostrich is the largest bird in the worldmainly live in open savannas and semi-deserts. A solid-bodied animal weighs about 156 kilograms. The length of the bird is 270 centimeters.

With long and strong limbs, this only modern representative of the ostrich family is capable of speeds up to 70 km / h. African ostriches often attack humans to protect their territory or chicks.

Helmeted Cassowary

This bird can be found in the rainforests of New Guinea and Northwest Australia. Helmet-bearing or southern cassowaries weigh 80 kg and can grow up to 1.5 meters in height. Faddish-looking animals are armed with large claws. Cassowaries use them to protect themselves and their babies from predators.

Mute swan

Mute swan is a very graceful and beautiful bird, mainly inhabits the northern part of Europe and Asia, and can reach a length of up to 180 centimeters. Males can weigh up to 22 kg.This representative of the duck family has large wings. With the help of wings and a well-developed beak, the bird enters into battle with the enemy. Mute swans have a difficult temper. In the mating season, they can attack a person.

Variegated or striped owl

This representative of the owl family can be seen in both tropical and mixed forests. The body length of the bird is approximately 35 centimeters. An adult weighs about 700 grams. The main weapon of the bird is very sharp claws. With such claws, the animal can easily deal with rodents and small birds. Cases are known when motley owls attacked climbers and smashed video cameras that were installed by naturalists.

Bearded man

This bird of prey lives in southern Europe, Western and Central Asia, East and South Africa. The length of an adult is 120 centimeters. The weight of the bird is 7 kg. This representative of the hawk family has sharp claws and a beak. The bird feeds mainly carrion. The bearded man is endangered.

White Owl

Polar or white owls live in the Arctic regions of North America and Eurasia, weigh 3 kg. Females are larger than males. The body length of an adult can reach about 70 centimeters. The animal is able to withstand temperatures up to 50 degrees. These representatives of the owl family prefer to hunt at night. White owls use well-pointed claws to attack the prey.

Peregrine falcon

This representative of the falcon family is distributed on all continents except Antarctica. An adult peregrine falcon can reach a length of up to 50 centimeters. Females weigh approximately 1,500 grams. Male peregrine falcons are smaller than females.The animal is armed with a thin beak and sharp claws. This predator is a good hunter. Peregrine Falcons are susceptible to strangers who accidentally wandered into their possessions.

Red-tailed Buzzard

Red-tailed Buzzard - a bird of prey lives in North and Central America. An adult grows to a length of 58 centimeters. This representative of the hawk family weighs about 1 kg. The animal preys on small rodents, reptiles, birds and amphibians. The red-tailed buzzard has wide wings and a pointed beak; a nimble bird attacks its prey with lightning speed.

Black-billed Loon

This cute looking bird lives in North America. Black-billed or polar loon weighs from 3 to 6 kg. The body length of an adult is 910 millimeters. This representative of the family of loons perfectly catches fish. To catch prey, the animal dives deep into the water. Despite its small size, this bird can resist humans.

Silver gull

This very strong and aggressive bird is widespread in Western Europe. A silver gull weighs up to 1.5 kg. The body length of the animal is 60 centimeters. These representatives of the gull family can bring great trouble to people. Due to lack of food, a flock of seagulls often attacks fishermen or gaping tourists. Impudent birds can not only steal food from a person, but also injure him.