You can be confident that you know the names of many different birds in the world, however, there are still many secrets about them that you never knew.
The heaviest flying bird is the large otit bird (scientific name Otis tarda) , living in northeastern and southern Africa. Their average weight is 19-20kg.
Birds that can't fly but run the fastest are African ostriches . It is very heavy but can run at a speed of 72km / h.
The deepest diving bird is the emperor penguin , living in the Ross Sea, Antarctica. In 1990, a measuring device was attached to a penguin's foot and determined that the bird had dived as deep as 483m.
Some birds fly all over the water, like an antiquated albatross (Fratercula cirrhata) . They fly in exactly the same way as when flying in the air, flapping their wings to move forward and throw them up and down in the water environment.
Among birds, New Zealand's kiwi birds , the biggest eggs laid out of their bodies. The Kiwi has no tail, cannot fly, has short wings, but the muscles in the legs are very strong, the claws are sharp, so every night they go for a few kilometers. This bird is a symbol of New Zealand, painted on the country's emblem and money. Despite being protected, the number decreased rapidly, from tens of millions of children, after only 100 years, only a few tens of thousands of kiwi.
It has the most beautiful fur among the chickens, but the voice is 'unlucky'. The green hair (pavo muticus) is the symbol of Myanmar, common public (pavo cristatus) is the symbol of India and Iran.
Arctic owl or white owl (Bubo scandiacus) is the largest Arctic bird, body length 55-65cm, wingspan 150- 160cm, weighing 1.5 to 2kg. This is also the only owl with blue feathers.
Amazon parrot is a bird that mimics human language very much. The best imitation is the golden-headed amazon parrot. It can be said into a few dozen words. There are species that mimic the barking of dogs, cats, birds singing or the sound of motorbikes, the steady murmur of vacuum cleaners .
Falco peregrinu (Falco peregrinu ) is the fastest bird in the animal world in general. When flying along its prey, its speed can reach 322km / h or 90m / s. But that is when working upright. Flying sideways, it flies just as fast as a bird.
The longest leg is a flamingos (Phoenicopterus roseus). Depending on the species, the foot is from 1m to 1.4m long. They live in tropical and subtropical regions, and also migratory species.
The largest pelican is spotted hairy pelican . It is as high as 180cm, 3m wingspan. The bones are hollow and very light, the whole skeleton only accounts for 10% of the weight, so the pelicans cannot dive. Brown pelicans are the exception, it plunges into the water from a height of 20m at a very high speed.
The small voraciousness of the small needle-robed (Bohemian Waxwing Bombycilla garrulus) . They can use beaks to remove berries from the branches and swallow them non-stop, one branch after another, one after another. The overall mass of berries they eat on their own daily masses several times.
Hai Au does not admit to drinking salty seawater because its body has salts that filter salt into fresh water for use.
In the Russian territory there are 6 species of cormorants (Pygmy Cormorant Phalacrocorax) , but only 2 species are included in the Red Book. The two largest species that live in Russia are quite rare, but the other species live in Europe and cross over from 650,000 to 1.15 million.
