Sunday, July 17, 2011

Birds With Capabilities and Reliable Technical Diving


1. Loon Bird
Loons are a group of aquatic birds found in various places in North America and southern Eurasia. Loon size of a large duck or small goose, which sometimes looks similar with both types of animals when they swim. 

fur they are mainly white and black, with gray on head and neck in some species, and the belly fur is white. All species of this genus has a spear-shaped beak.




Loon is a good swimmer. Use their legs to paddle and wings as an aid in their movement. 

Because their feet were not far behind, loons are not able to adapt well in the mainland because it is difficult to walk with this foot shape. They generally avoid the mainland, except for nesting. 

2.Burung Grebe

Grebe sizes vary from small to medium upwards. Smallest Grebe, Least Grebe, measuring 23.5 cm with a weight of 120 grams. While the largest, Great Grebe, measuring 71 cm with a mass of 1.7 kg. 

Grebe bird swimmers and divers are reliable. They have legs that are located far behind, can run over the water for a short time but often fall.
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Grebe has a narrow wings, and some species can fly low. Two species in South America can not fly at all. 

They respond to danger by diving rather than flying. Grebe has an unusual feather, very solid and waterproof. 

By pressing the hairs on the body, Grebe can regulate their buoyancy. Sometimes they swim low with only showing the head and neck only. 

Grebe make floating nests of plant material. Grebe young are precocial, they can swim immediately after leaving the egg. 

3. Bird Kormoran
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Kormoran is eating all species of fish, small eels, and even sea snakes. They were diving near the surface. They paddle with their feet for diving in the sea to find food.Some species are known to dive to 45 meters. 

After fishing, they returned to shore, and is often seen drying their wings in the sun.


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Entire species of Kormoran has special glands that mempu keep their feathers waterproof, although there is also saying that they are indeed waterproof feathers without the gland. 

Some say that their fur absorbs water but not wet their skin and fur lining. 

4. Guillemot Bird

Guillemot adult bird has a black body with white wing pieces, thin dark beak and red legs. They showed a line of white wings when flying. 

In winter, the upper body pale gray and the underside is white. Wings remain black with white lines on the wings of the inside.





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Their breeding habitat is on rocky beaches, cliffs, and islands in the North Atlantic coast in eastern North America to south, and west to southern Europe. 

Some birds breed in Alaska, they usually lay their eggs on rocky sites near water.




source : http://www.apakabardunia.com/2011/07/burung-burung-dengan-kemampuan-dan.html

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