The Unique Fact of Dragonfly

Dragonfly is one of the insects which we often see in certain places such as parks or around the home. 
 
As the butterfly and bee, dragonfly is also experiencing a period of metamorphosis in his life. The difference is, butterfly metamorphosed perfect, while the dragonfly is not, or only have incomplete metamorphosis. Starting from the egg and then into larvae and finally into an adult dragonfly can fly beautifully.
Here is an unique fact of the dragonfly:
1. Dragonfly is one of the ancient insect, they already exist on earth since 300 million years ago. Largest dragonfly fossils ever found on earth has a wingspan the size of more than 3 meters.
2. This insect is an Odonata with more than 5000 different species scattered throughout the world. In the United States alone there are over 400 species, especially Indonesia which is certainly more widespread species of dragonflies that live.
3. We may often see a dragonfly is above the water surface. Why is that? Turns on the water surface was put dragonfly eggs which then hatch into larvae. They are also very careful with the water surface area as so often we meet two dragonflies are fighting each other to fight over territory.
4. Although it looks very beautiful, dragonfly is insects that are malignant. Since the hatch from the eggs, they are carnivores who love to eat other animals. While still larvae, they feed on plankton, small fish, as well as other larvae. At the moment they began to grow wings, the young dragonfly has a special body parts around the head that serves as a stick to make it easy catch small fish. In adulthood, dragonflies are natural predators of mosquitoes, so that many dragonfly populations can be effective in controlling the spread of mosquitoes in one place.
5. Almost the entire lifetime of the dragonfly is actually spent at the time of their larvae. Own dragonfly larvae live about 3 years, after which they had metamorphosed into a winged adult dragonflies. Adult dragonfly live only a few weeks because their aim is metamorphosed only to find a mate in order to establish the marriage and was finally able to continue descent.

6. The front of dragonfly wings are longer than the back of dragonfly wing. Forms like these make dragonfly wings can fly very fast up to 50 km / h and can perform various maneuvers in the air from moving sideways, back up along a surface object. expertise in flying their crown as the fastest insects on earth.
7. One of the most interesting things that exist on the dragonfly is a form of eyes. These insects possess large eyes with a thousand-sided facet lenses as in bees. With large eyes and triangular-facet, the dragonfly can see in all directions. This is what makes us a bit of trouble when they want to catch these insect, although from behind though.
Source:http://hermawayne.blogspot.com/2012/01/fakta-tentang-capung.html

0 Response to "The Unique Fact of Dragonfly"

Post a Comment