Arowana, also known as dragon fish, Osteoglossidae family are freshwater fish that somehow beautiful look prehistoric. They have a bony prominence on the big mouth and that is why we are also known as "languages of bone. This language is used for bony fish food continue to lose weight by grinding the tongue against the teeth, which are partly top of the fish's mouth. arowanas usually grow to about 4.3 meters long in captivity, but there are reports that can reach up to 8 meters or two meters in nature. There are only six known species of Arowana in the world, mainly in South America, Australia, Africa and Asia.
Another interesting fact is that the ventilation Arowana HS-time basis, which means it can absorb oxygen from the air if the water has a low oxygen level. The fish sucking air in its swim bladder, which is full of hair and lung tissue of mammals.
Arowana fish have a cycle of rapid growth, often reaching lengths of 17-23 cm when 3 or 4 years. At that time, the fish may already be a bit "mature if the differences between the sexes may be evident. The males have a head much more superficial, more and mouth, and a longer tail of the female Arowana. Men are also more colorful than females and are more competitive when it comes to food and territory.
Being a natural predator, the Arowana is eaten every living thing that adapts to your big mouth. Arowana eating habits usually consists of small fish, frogs and insects. However, there are reports that clean arowanas can jump out of water and eat the birds perched and, sometimes, the bat or two, it is easy for this powerful fish.
The Arowana is a very popular fish among aquarium enthusiasts, especially the Asian variety. The Asian species of arowanas have the brightest color of all known species. The most popular is the Golden Arowana, which highlights the measures that could actually look gold. But the most rare and expensive, Super Red Arowana, which has a dark red blood.
The Arowana is appreciated not only for its beauty but also for its mystical attributes and thought. In most of Asia, an estimated fortune Arowana due to its similarity to the mythical dragon.
Arowana fish is truly remarkable, it deserves the title "King of the Aquarium.
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