Tag Archives | Aves

External Features of Pigeon (With Diagram) | Chordata | Zoology

In this article we will discuss about  the external features of pigeon with the help of suitable diagrams. Shape and Size: The spindle-shaped or fusiform body of Blue Rock Pigeon is about 33 cm in length and is well adapted for rapid movement through the air. Coloration: Except the eyes and the feet which are pink, rest of the body [...]

By |2017-07-14T08:37:59+00:00July 14, 2017|Pigeon|Comments Off on External Features of Pigeon (With Diagram) | Chordata | Zoology

Circulatory System of Pigeon (With Diagram) | Chordata | Zoology

The birds have an efficient circulation, a high rate of metabolism and a high and constant temperature. The birds and mammals are the only vertebrates that have a complete separation of the respiratory and systemic circulations, making possible a high arteriolar pressure, which allows materials to reach the tissues rapidly. The circulatory system of pigeon includes heart, arteries, veins, the [...]

By |2017-07-14T08:37:59+00:00July 14, 2017|Pigeon|Comments Off on Circulatory System of Pigeon (With Diagram) | Chordata | Zoology

Digestive System of Pigeon (With Diagram) | Chordata | Zoology

The digestive system of pigeon is well developed and includes an alimentary canal and the digestive glands. Alimentary Canal: The alimentary canal of pigeon (Fig. 26.28) is long, tubular and coiled. It comprises mouth, buccal cavity, pharynx, oesophagus, stomach, small intestine and large intestine which opens to the exterior by cloacal aperture. All the segments of alimentary canal fall into [...]

By |2017-07-14T08:37:59+00:00July 14, 2017|Pigeon|Comments Off on Digestive System of Pigeon (With Diagram) | Chordata | Zoology
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